Home / 11,805.33-16,291.12-6,500.23

Finding the Fourth Proportional to 11,805.33, 16,291.12 and 6,500.23

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Solution

The fourth proportional to 11,805.33, 16,291.12 and 6,500.23 is: 8,970.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,805.33 : 16,291.12 = 6,500.23 : x
  2. Step 2: Convert to fraction form
    11,805.33/16,291.12 = 6,500.23/x
  3. Step 3: Cross multiply
    11,805.33x = 16,291.12 × 6,500.23
  4. Step 4: Simplify right side
    11,805.33x = 105,896,026.96
  5. Step 5: Solve for x
    x = 105,896,026.96/11,805.33
  6. Step 6: Final answer
    x = 8,970.19

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Half scale
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Double scale
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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.