Home / 9,231.57-12,737.68-5,452.84

Finding the Fourth Proportional to 9,231.57, 12,737.68 and 5,452.84

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Solution

The fourth proportional to 9,231.57, 12,737.68 and 5,452.84 is: 7,523.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231.57 : 12,737.68 = 5,452.84 : x
  2. Step 2: Convert to fraction form
    9,231.57/12,737.68 = 5,452.84/x
  3. Step 3: Cross multiply
    9,231.57x = 12,737.68 × 5,452.84
  4. Step 4: Simplify right side
    9,231.57x = 69,456,584.46
  5. Step 5: Solve for x
    x = 69,456,584.46/9,231.57
  6. Step 6: Final answer
    x = 7,523.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.