Home / 4,874.30-7,311.45-4,471.10

Finding the Fourth Proportional to 4,874.30, 7,311.45 and 4,471.10

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Solution

The fourth proportional to 4,874.30, 7,311.45 and 4,471.10 is: 6,706.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874.30 : 7,311.45 = 4,471.10 : x
  2. Step 2: Convert to fraction form
    4,874.30/7,311.45 = 4,471.10/x
  3. Step 3: Cross multiply
    4,874.30x = 7,311.45 × 4,471.10
  4. Step 4: Simplify right side
    4,874.30x = 32,690,224.10
  5. Step 5: Solve for x
    x = 32,690,224.10/4,874.30
  6. Step 6: Final answer
    x = 6,706.65

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Half scale
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Double scale
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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.