Home / 9,230.28-12,737.61-5,251.30

Finding the Fourth Proportional to 9,230.28, 12,737.61 and 5,251.30

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Solution

The fourth proportional to 9,230.28, 12,737.61 and 5,251.30 is: 7,246.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,230.28 : 12,737.61 = 5,251.30 : x
  2. Step 2: Convert to fraction form
    9,230.28/12,737.61 = 5,251.30/x
  3. Step 3: Cross multiply
    9,230.28x = 12,737.61 × 5,251.30
  4. Step 4: Simplify right side
    9,230.28x = 66,889,047.01
  5. Step 5: Solve for x
    x = 66,889,047.01/9,230.28
  6. Step 6: Final answer
    x = 7,246.70

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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.