Home / 4,770.92-7,158.11-2,547.43

Finding the Fourth Proportional to 4,770.92, 7,158.11 and 2,547.43

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Solution

The fourth proportional to 4,770.92, 7,158.11 and 2,547.43 is: 3,822.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.92 : 7,158.11 = 2,547.43 : x
  2. Step 2: Convert to fraction form
    4,770.92/7,158.11 = 2,547.43/x
  3. Step 3: Cross multiply
    4,770.92x = 7,158.11 × 2,547.43
  4. Step 4: Simplify right side
    4,770.92x = 18,234,753.52
  5. Step 5: Solve for x
    x = 18,234,753.52/4,770.92
  6. Step 6: Final answer
    x = 3,822.06

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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.