Home / 5,471.64-8,195.22-2,545.56

Finding the Fourth Proportional to 5,471.64, 8,195.22 and 2,545.56

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Solution

The fourth proportional to 5,471.64, 8,195.22 and 2,545.56 is: 3,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.64 : 8,195.22 = 2,545.56 : x
  2. Step 2: Convert to fraction form
    5,471.64/8,195.22 = 2,545.56/x
  3. Step 3: Cross multiply
    5,471.64x = 8,195.22 × 2,545.56
  4. Step 4: Simplify right side
    5,471.64x = 20,861,424.22
  5. Step 5: Solve for x
    x = 20,861,424.22/5,471.64
  6. Step 6: Final answer
    x = 3,812.65

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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.