Home / 7,151.27-10,724.28-2,470.08

Finding the Fourth Proportional to 7,151.27, 10,724.28 and 2,470.08

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Solution

The fourth proportional to 7,151.27, 10,724.28 and 2,470.08 is: 3,704.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151.27 : 10,724.28 = 2,470.08 : x
  2. Step 2: Convert to fraction form
    7,151.27/10,724.28 = 2,470.08/x
  3. Step 3: Cross multiply
    7,151.27x = 10,724.28 × 2,470.08
  4. Step 4: Simplify right side
    7,151.27x = 26,489,847.33
  5. Step 5: Solve for x
    x = 26,489,847.33/7,151.27
  6. Step 6: Final answer
    x = 3,704.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.