Home / 5,414.30-8,120.17-2,334.62

Finding the Fourth Proportional to 5,414.30, 8,120.17 and 2,334.62

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Solution

The fourth proportional to 5,414.30, 8,120.17 and 2,334.62 is: 3,501.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.30 : 8,120.17 = 2,334.62 : x
  2. Step 2: Convert to fraction form
    5,414.30/8,120.17 = 2,334.62/x
  3. Step 3: Cross multiply
    5,414.30x = 8,120.17 × 2,334.62
  4. Step 4: Simplify right side
    5,414.30x = 18,957,511.29
  5. Step 5: Solve for x
    x = 18,957,511.29/5,414.30
  6. Step 6: Final answer
    x = 3,501.38

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1.5x scale

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.