Home / 10,474.31-15,712.38-2,683.13

Finding the Fourth Proportional to 10,474.31, 15,712.38 and 2,683.13

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Solution

The fourth proportional to 10,474.31, 15,712.38 and 2,683.13 is: 4,024.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,474.31 : 15,712.38 = 2,683.13 : x
  2. Step 2: Convert to fraction form
    10,474.31/15,712.38 = 2,683.13/x
  3. Step 3: Cross multiply
    10,474.31x = 15,712.38 × 2,683.13
  4. Step 4: Simplify right side
    10,474.31x = 42,158,279.59
  5. Step 5: Solve for x
    x = 42,158,279.59/10,474.31
  6. Step 6: Final answer
    x = 4,024.92

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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.