Home / 10,691.12-16,022.08-6,013.40

Finding the Fourth Proportional to 10,691.12, 16,022.08 and 6,013.40

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Solution

The fourth proportional to 10,691.12, 16,022.08 and 6,013.40 is: 9,011.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691.12 : 16,022.08 = 6,013.40 : x
  2. Step 2: Convert to fraction form
    10,691.12/16,022.08 = 6,013.40/x
  3. Step 3: Cross multiply
    10,691.12x = 16,022.08 × 6,013.40
  4. Step 4: Simplify right side
    10,691.12x = 96,347,175.87
  5. Step 5: Solve for x
    x = 96,347,175.87/10,691.12
  6. Step 6: Final answer
    x = 9,011.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.