Home / 8,715.41-13,073.09-2,475.43

Finding the Fourth Proportional to 8,715.41, 13,073.09 and 2,475.43

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Solution

The fourth proportional to 8,715.41, 13,073.09 and 2,475.43 is: 3,713.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,715.41 : 13,073.09 = 2,475.43 : x
  2. Step 2: Convert to fraction form
    8,715.41/13,073.09 = 2,475.43/x
  3. Step 3: Cross multiply
    8,715.41x = 13,073.09 × 2,475.43
  4. Step 4: Simplify right side
    8,715.41x = 32,361,519.18
  5. Step 5: Solve for x
    x = 32,361,519.18/8,715.41
  6. Step 6: Final answer
    x = 3,713.14

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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.