Home / 7,452.57-11,171.52-3,559.71

Finding the Fourth Proportional to 7,452.57, 11,171.52 and 3,559.71

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Solution

The fourth proportional to 7,452.57, 11,171.52 and 3,559.71 is: 5,336.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.57 : 11,171.52 = 3,559.71 : x
  2. Step 2: Convert to fraction form
    7,452.57/11,171.52 = 3,559.71/x
  3. Step 3: Cross multiply
    7,452.57x = 11,171.52 × 3,559.71
  4. Step 4: Simplify right side
    7,452.57x = 39,767,371.46
  5. Step 5: Solve for x
    x = 39,767,371.46/7,452.57
  6. Step 6: Final answer
    x = 5,336.06

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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.