Home / 8,057.60-12,082.08-2,508.56

Finding the Fourth Proportional to 8,057.60, 12,082.08 and 2,508.56

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Solution

The fourth proportional to 8,057.60, 12,082.08 and 2,508.56 is: 3,761.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.60 : 12,082.08 = 2,508.56 : x
  2. Step 2: Convert to fraction form
    8,057.60/12,082.08 = 2,508.56/x
  3. Step 3: Cross multiply
    8,057.60x = 12,082.08 × 2,508.56
  4. Step 4: Simplify right side
    8,057.60x = 30,308,622.60
  5. Step 5: Solve for x
    x = 30,308,622.60/8,057.60
  6. Step 6: Final answer
    x = 3,761.50

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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.