Home / 5,471.68-8,207.45-3,712.33

Finding the Fourth Proportional to 5,471.68, 8,207.45 and 3,712.33

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Solution

The fourth proportional to 5,471.68, 8,207.45 and 3,712.33 is: 5,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.68 : 8,207.45 = 3,712.33 : x
  2. Step 2: Convert to fraction form
    5,471.68/8,207.45 = 3,712.33/x
  3. Step 3: Cross multiply
    5,471.68x = 8,207.45 × 3,712.33
  4. Step 4: Simplify right side
    5,471.68x = 30,468,762.86
  5. Step 5: Solve for x
    x = 30,468,762.86/5,471.68
  6. Step 6: Final answer
    x = 5,568.45

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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.