Home / 8,862.42-13,294.85-3,931.95

Finding the Fourth Proportional to 8,862.42, 13,294.85 and 3,931.95

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Solution

The fourth proportional to 8,862.42, 13,294.85 and 3,931.95 is: 5,898.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.42 : 13,294.85 = 3,931.95 : x
  2. Step 2: Convert to fraction form
    8,862.42/13,294.85 = 3,931.95/x
  3. Step 3: Cross multiply
    8,862.42x = 13,294.85 × 3,931.95
  4. Step 4: Simplify right side
    8,862.42x = 52,274,665.80
  5. Step 5: Solve for x
    x = 52,274,665.80/8,862.42
  6. Step 6: Final answer
    x = 5,898.46

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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.