Home / 11,962.76-16,511.45-7,246.13

Finding the Fourth Proportional to 11,962.76, 16,511.45 and 7,246.13

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Solution

The fourth proportional to 11,962.76, 16,511.45 and 7,246.13 is: 10,001.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.76 : 16,511.45 = 7,246.13 : x
  2. Step 2: Convert to fraction form
    11,962.76/16,511.45 = 7,246.13/x
  3. Step 3: Cross multiply
    11,962.76x = 16,511.45 × 7,246.13
  4. Step 4: Simplify right side
    11,962.76x = 119,643,994.40
  5. Step 5: Solve for x
    x = 119,643,994.40/11,962.76
  6. Step 6: Final answer
    x = 10,001.37

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Find fourth proportional to 5,981.38, 8,255.72 and 3,623.06
Half scale
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Double scale
Find fourth proportional to 11,963.76, 16,512.83 and 7,247.13
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.