Home / 11,897.19-16,416.78-6,590.67

Finding the Fourth Proportional to 11,897.19, 16,416.78 and 6,590.67

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Solution

The fourth proportional to 11,897.19, 16,416.78 and 6,590.67 is: 9,094.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897.19 : 16,416.78 = 6,590.67 : x
  2. Step 2: Convert to fraction form
    11,897.19/16,416.78 = 6,590.67/x
  3. Step 3: Cross multiply
    11,897.19x = 16,416.78 × 6,590.67
  4. Step 4: Simplify right side
    11,897.19x = 108,197,579.44
  5. Step 5: Solve for x
    x = 108,197,579.44/11,897.19
  6. Step 6: Final answer
    x = 9,094.38

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Half scale
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Double scale
Find fourth proportional to 11,898.19, 16,418.16 and 6,591.67
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.