Home / 10,497.20-15,741.16-5,565.71

Finding the Fourth Proportional to 10,497.20, 15,741.16 and 5,565.71

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Solution

The fourth proportional to 10,497.20, 15,741.16 and 5,565.71 is: 8,346.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,497.20 : 15,741.16 = 5,565.71 : x
  2. Step 2: Convert to fraction form
    10,497.20/15,741.16 = 5,565.71/x
  3. Step 3: Cross multiply
    10,497.20x = 15,741.16 × 5,565.71
  4. Step 4: Simplify right side
    10,497.20x = 87,610,757.06
  5. Step 5: Solve for x
    x = 87,610,757.06/10,497.20
  6. Step 6: Final answer
    x = 8,346.11

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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.