Home / 3,915.28-5,873.21-1,141.97

Finding the Fourth Proportional to 3,915.28, 5,873.21 and 1,141.97

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Solution

The fourth proportional to 3,915.28, 5,873.21 and 1,141.97 is: 1,713.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915.28 : 5,873.21 = 1,141.97 : x
  2. Step 2: Convert to fraction form
    3,915.28/5,873.21 = 1,141.97/x
  3. Step 3: Cross multiply
    3,915.28x = 5,873.21 × 1,141.97
  4. Step 4: Simplify right side
    3,915.28x = 6,707,023.91
  5. Step 5: Solve for x
    x = 6,707,023.91/3,915.28
  6. Step 6: Final answer
    x = 1,713.04

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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.