Home / 9,220.43-12,724.56-5,241.92

Finding the Fourth Proportional to 9,220.43, 12,724.56 and 5,241.92

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Solution

The fourth proportional to 9,220.43, 12,724.56 and 5,241.92 is: 7,234.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.43 : 12,724.56 = 5,241.92 : x
  2. Step 2: Convert to fraction form
    9,220.43/12,724.56 = 5,241.92/x
  3. Step 3: Cross multiply
    9,220.43x = 12,724.56 × 5,241.92
  4. Step 4: Simplify right side
    9,220.43x = 66,701,061.93
  5. Step 5: Solve for x
    x = 66,701,061.93/9,220.43
  6. Step 6: Final answer
    x = 7,234.05

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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.