Home / 5,132.40-7,693.25-3,723.41

Finding the Fourth Proportional to 5,132.40, 7,693.25 and 3,723.41

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Solution

The fourth proportional to 5,132.40, 7,693.25 and 3,723.41 is: 5,581.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.40 : 7,693.25 = 3,723.41 : x
  2. Step 2: Convert to fraction form
    5,132.40/7,693.25 = 3,723.41/x
  3. Step 3: Cross multiply
    5,132.40x = 7,693.25 × 3,723.41
  4. Step 4: Simplify right side
    5,132.40x = 28,645,066.90
  5. Step 5: Solve for x
    x = 28,645,066.90/5,132.40
  6. Step 6: Final answer
    x = 5,581.22

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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.