Home / 9,013.60-13,523.46-5,553.28

Finding the Fourth Proportional to 9,013.60, 13,523.46 and 5,553.28

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Solution

The fourth proportional to 9,013.60, 13,523.46 and 5,553.28 is: 8,331.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.60 : 13,523.46 = 5,553.28 : x
  2. Step 2: Convert to fraction form
    9,013.60/13,523.46 = 5,553.28/x
  3. Step 3: Cross multiply
    9,013.60x = 13,523.46 × 5,553.28
  4. Step 4: Simplify right side
    9,013.60x = 75,099,559.95
  5. Step 5: Solve for x
    x = 75,099,559.95/9,013.60
  6. Step 6: Final answer
    x = 8,331.81

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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.