Home / 10,006.61-15,013.96-4,456.16

Finding the Fourth Proportional to 10,006.61, 15,013.96 and 4,456.16

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Solution

The fourth proportional to 10,006.61, 15,013.96 and 4,456.16 is: 6,686.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006.61 : 15,013.96 = 4,456.16 : x
  2. Step 2: Convert to fraction form
    10,006.61/15,013.96 = 4,456.16/x
  3. Step 3: Cross multiply
    10,006.61x = 15,013.96 × 4,456.16
  4. Step 4: Simplify right side
    10,006.61x = 66,904,607.99
  5. Step 5: Solve for x
    x = 66,904,607.99/10,006.61
  6. Step 6: Final answer
    x = 6,686.04

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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.