Home / 10,318.16-15,474.75-4,766.17

Finding the Fourth Proportional to 10,318.16, 15,474.75 and 4,766.17

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Solution

The fourth proportional to 10,318.16, 15,474.75 and 4,766.17 is: 7,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318.16 : 15,474.75 = 4,766.17 : x
  2. Step 2: Convert to fraction form
    10,318.16/15,474.75 = 4,766.17/x
  3. Step 3: Cross multiply
    10,318.16x = 15,474.75 × 4,766.17
  4. Step 4: Simplify right side
    10,318.16x = 73,755,250.52
  5. Step 5: Solve for x
    x = 73,755,250.52/10,318.16
  6. Step 6: Final answer
    x = 7,148.10

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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.