Home / 7,921.41-11,882.66-2,374.53

Finding the Fourth Proportional to 7,921.41, 11,882.66 and 2,374.53

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Solution

The fourth proportional to 7,921.41, 11,882.66 and 2,374.53 is: 3,561.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,921.41 : 11,882.66 = 2,374.53 : x
  2. Step 2: Convert to fraction form
    7,921.41/11,882.66 = 2,374.53/x
  3. Step 3: Cross multiply
    7,921.41x = 11,882.66 × 2,374.53
  4. Step 4: Simplify right side
    7,921.41x = 28,215,720.78
  5. Step 5: Solve for x
    x = 28,215,720.78/7,921.41
  6. Step 6: Final answer
    x = 3,561.96

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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.