Home / 7,452.52-11,172.30-3,751.64

Finding the Fourth Proportional to 7,452.52, 11,172.30 and 3,751.64

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Solution

The fourth proportional to 7,452.52, 11,172.30 and 3,751.64 is: 5,624.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.52 : 11,172.30 = 3,751.64 : x
  2. Step 2: Convert to fraction form
    7,452.52/11,172.30 = 3,751.64/x
  3. Step 3: Cross multiply
    7,452.52x = 11,172.30 × 3,751.64
  4. Step 4: Simplify right side
    7,452.52x = 41,914,447.57
  5. Step 5: Solve for x
    x = 41,914,447.57/7,452.52
  6. Step 6: Final answer
    x = 5,624.20

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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.