Home / 10,116.48-15,170.88-3,541.44

Finding the Fourth Proportional to 10,116.48, 15,170.88 and 3,541.44

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Solution

The fourth proportional to 10,116.48, 15,170.88 and 3,541.44 is: 5,310.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116.48 : 15,170.88 = 3,541.44 : x
  2. Step 2: Convert to fraction form
    10,116.48/15,170.88 = 3,541.44/x
  3. Step 3: Cross multiply
    10,116.48x = 15,170.88 × 3,541.44
  4. Step 4: Simplify right side
    10,116.48x = 53,726,761.27
  5. Step 5: Solve for x
    x = 53,726,761.27/10,116.48
  6. Step 6: Final answer
    x = 5,310.82

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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.