Home / 8,825.28-13,239.54-3,634.80

Finding the Fourth Proportional to 8,825.28, 13,239.54 and 3,634.80

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Solution

The fourth proportional to 8,825.28, 13,239.54 and 3,634.80 is: 5,452.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.28 : 13,239.54 = 3,634.80 : x
  2. Step 2: Convert to fraction form
    8,825.28/13,239.54 = 3,634.80/x
  3. Step 3: Cross multiply
    8,825.28x = 13,239.54 × 3,634.80
  4. Step 4: Simplify right side
    8,825.28x = 48,123,079.99
  5. Step 5: Solve for x
    x = 48,123,079.99/8,825.28
  6. Step 6: Final answer
    x = 5,452.87

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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.