Home / 10,474.25-15,708.03-3,452.95

Finding the Fourth Proportional to 10,474.25, 15,708.03 and 3,452.95

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Solution

The fourth proportional to 10,474.25, 15,708.03 and 3,452.95 is: 5,178.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,474.25 : 15,708.03 = 3,452.95 : x
  2. Step 2: Convert to fraction form
    10,474.25/15,708.03 = 3,452.95/x
  3. Step 3: Cross multiply
    10,474.25x = 15,708.03 × 3,452.95
  4. Step 4: Simplify right side
    10,474.25x = 54,239,042.19
  5. Step 5: Solve for x
    x = 54,239,042.19/10,474.25
  6. Step 6: Final answer
    x = 5,178.32

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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.