Home / 10,265.81-15,398.70-2,474.61

Finding the Fourth Proportional to 10,265.81, 15,398.70 and 2,474.61

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Solution

The fourth proportional to 10,265.81, 15,398.70 and 2,474.61 is: 3,711.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.81 : 15,398.70 = 2,474.61 : x
  2. Step 2: Convert to fraction form
    10,265.81/15,398.70 = 2,474.61/x
  3. Step 3: Cross multiply
    10,265.81x = 15,398.70 × 2,474.61
  4. Step 4: Simplify right side
    10,265.81x = 38,105,777.01
  5. Step 5: Solve for x
    x = 38,105,777.01/10,265.81
  6. Step 6: Final answer
    x = 3,711.91

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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.