Home / 8,452.28-12,677.18-3,521

Finding the Fourth Proportional to 8,452.28, 12,677.18 and 3,521

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Solution

The fourth proportional to 8,452.28, 12,677.18 and 3,521 is: 5,280.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452.28 : 12,677.18 = 3,521 : x
  2. Step 2: Convert to fraction form
    8,452.28/12,677.18 = 3,521/x
  3. Step 3: Cross multiply
    8,452.28x = 12,677.18 × 3,521
  4. Step 4: Simplify right side
    8,452.28x = 44,636,350.78
  5. Step 5: Solve for x
    x = 44,636,350.78/8,452.28
  6. Step 6: Final answer
    x = 5,280.98

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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.