Home / 9,230.52-12,738.42-5,251.53

Finding the Fourth Proportional to 9,230.52, 12,738.42 and 5,251.53

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Solution

The fourth proportional to 9,230.52, 12,738.42 and 5,251.53 is: 7,247.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,230.52 : 12,738.42 = 5,251.53 : x
  2. Step 2: Convert to fraction form
    9,230.52/12,738.42 = 5,251.53/x
  3. Step 3: Cross multiply
    9,230.52x = 12,738.42 × 5,251.53
  4. Step 4: Simplify right side
    9,230.52x = 66,896,194.78
  5. Step 5: Solve for x
    x = 66,896,194.78/9,230.52
  6. Step 6: Final answer
    x = 7,247.28

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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.