Home / 8,825.38-13,238.07-3,562.78

Finding the Fourth Proportional to 8,825.38, 13,238.07 and 3,562.78

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Solution

The fourth proportional to 8,825.38, 13,238.07 and 3,562.78 is: 5,344.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.38 : 13,238.07 = 3,562.78 : x
  2. Step 2: Convert to fraction form
    8,825.38/13,238.07 = 3,562.78/x
  3. Step 3: Cross multiply
    8,825.38x = 13,238.07 × 3,562.78
  4. Step 4: Simplify right side
    8,825.38x = 47,164,331.03
  5. Step 5: Solve for x
    x = 47,164,331.03/8,825.38
  6. Step 6: Final answer
    x = 5,344.17

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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.