Home / 9,227.28-12,732.75-5,247.60

Finding the Fourth Proportional to 9,227.28, 12,732.75 and 5,247.60

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Solution

The fourth proportional to 9,227.28, 12,732.75 and 5,247.60 is: 7,241.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,227.28 : 12,732.75 = 5,247.60 : x
  2. Step 2: Convert to fraction form
    9,227.28/12,732.75 = 5,247.60/x
  3. Step 3: Cross multiply
    9,227.28x = 12,732.75 × 5,247.60
  4. Step 4: Simplify right side
    9,227.28x = 66,816,378.90
  5. Step 5: Solve for x
    x = 66,816,378.90/9,227.28
  6. Step 6: Final answer
    x = 7,241.18

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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.