Home / 10,627.20-15,932.16-3,706.56

Finding the Fourth Proportional to 10,627.20, 15,932.16 and 3,706.56

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Solution

The fourth proportional to 10,627.20, 15,932.16 and 3,706.56 is: 5,556.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.20 : 15,932.16 = 3,706.56 : x
  2. Step 2: Convert to fraction form
    10,627.20/15,932.16 = 3,706.56/x
  3. Step 3: Cross multiply
    10,627.20x = 15,932.16 × 3,706.56
  4. Step 4: Simplify right side
    10,627.20x = 59,053,506.97
  5. Step 5: Solve for x
    x = 59,053,506.97/10,627.20
  6. Step 6: Final answer
    x = 5,556.83

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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.