Home / 6,276.30-9,414.45-3,155.10

Finding the Fourth Proportional to 6,276.30, 9,414.45 and 3,155.10

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Solution

The fourth proportional to 6,276.30, 9,414.45 and 3,155.10 is: 4,732.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.30 : 9,414.45 = 3,155.10 : x
  2. Step 2: Convert to fraction form
    6,276.30/9,414.45 = 3,155.10/x
  3. Step 3: Cross multiply
    6,276.30x = 9,414.45 × 3,155.10
  4. Step 4: Simplify right side
    6,276.30x = 29,703,531.20
  5. Step 5: Solve for x
    x = 29,703,531.20/6,276.30
  6. Step 6: Final answer
    x = 4,732.65

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Similar ratio
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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.