Home / 5,921.41-8,882.61-1,538.95

Finding the Fourth Proportional to 5,921.41, 8,882.61 and 1,538.95

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Solution

The fourth proportional to 5,921.41, 8,882.61 and 1,538.95 is: 2,308.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.41 : 8,882.61 = 1,538.95 : x
  2. Step 2: Convert to fraction form
    5,921.41/8,882.61 = 1,538.95/x
  3. Step 3: Cross multiply
    5,921.41x = 8,882.61 × 1,538.95
  4. Step 4: Simplify right side
    5,921.41x = 13,669,892.66
  5. Step 5: Solve for x
    x = 13,669,892.66/5,921.41
  6. Step 6: Final answer
    x = 2,308.55

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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.