Home / 11,654.40-16,082.92-6,349.16

Finding the Fourth Proportional to 11,654.40, 16,082.92 and 6,349.16

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Solution

The fourth proportional to 11,654.40, 16,082.92 and 6,349.16 is: 8,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,654.40 : 16,082.92 = 6,349.16 : x
  2. Step 2: Convert to fraction form
    11,654.40/16,082.92 = 6,349.16/x
  3. Step 3: Cross multiply
    11,654.40x = 16,082.92 × 6,349.16
  4. Step 4: Simplify right side
    11,654.40x = 102,113,032.35
  5. Step 5: Solve for x
    x = 102,113,032.35/11,654.40
  6. Step 6: Final answer
    x = 8,761.76

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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.