Home / 11,654.08-16,082.61-6,348.90

Finding the Fourth Proportional to 11,654.08, 16,082.61 and 6,348.90

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Solution

The fourth proportional to 11,654.08, 16,082.61 and 6,348.90 is: 8,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,654.08 : 16,082.61 = 6,348.90 : x
  2. Step 2: Convert to fraction form
    11,654.08/16,082.61 = 6,348.90/x
  3. Step 3: Cross multiply
    11,654.08x = 16,082.61 × 6,348.90
  4. Step 4: Simplify right side
    11,654.08x = 102,106,882.63
  5. Step 5: Solve for x
    x = 102,106,882.63/11,654.08
  6. Step 6: Final answer
    x = 8,761.47

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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.