Home / 9,227.40-12,737.10-5,451.18

Finding the Fourth Proportional to 9,227.40, 12,737.10 and 5,451.18

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Solution

The fourth proportional to 9,227.40, 12,737.10 and 5,451.18 is: 7,524.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,227.40 : 12,737.10 = 5,451.18 : x
  2. Step 2: Convert to fraction form
    9,227.40/12,737.10 = 5,451.18/x
  3. Step 3: Cross multiply
    9,227.40x = 12,737.10 × 5,451.18
  4. Step 4: Simplify right side
    9,227.40x = 69,432,224.78
  5. Step 5: Solve for x
    x = 69,432,224.78/9,227.40
  6. Step 6: Final answer
    x = 7,524.57

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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.