Home / 5,397.28-8,092.68-3,660.64

Finding the Fourth Proportional to 5,397.28, 8,092.68 and 3,660.64

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Solution

The fourth proportional to 5,397.28, 8,092.68 and 3,660.64 is: 5,488.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.28 : 8,092.68 = 3,660.64 : x
  2. Step 2: Convert to fraction form
    5,397.28/8,092.68 = 3,660.64/x
  3. Step 3: Cross multiply
    5,397.28x = 8,092.68 × 3,660.64
  4. Step 4: Simplify right side
    5,397.28x = 29,624,388.12
  5. Step 5: Solve for x
    x = 29,624,388.12/5,397.28
  6. Step 6: Final answer
    x = 5,488.76

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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.