Home / 10,387.04-15,565.59-4,462.38

Finding the Fourth Proportional to 10,387.04, 15,565.59 and 4,462.38

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Solution

The fourth proportional to 10,387.04, 15,565.59 and 4,462.38 is: 6,687.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387.04 : 15,565.59 = 4,462.38 : x
  2. Step 2: Convert to fraction form
    10,387.04/15,565.59 = 4,462.38/x
  3. Step 3: Cross multiply
    10,387.04x = 15,565.59 × 4,462.38
  4. Step 4: Simplify right side
    10,387.04x = 69,459,577.50
  5. Step 5: Solve for x
    x = 69,459,577.50/10,387.04
  6. Step 6: Final answer
    x = 6,687.14

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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.