Home / 7,565.90-11,343.24-3,613.91

Finding the Fourth Proportional to 7,565.90, 11,343.24 and 3,613.91

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Solution

The fourth proportional to 7,565.90, 11,343.24 and 3,613.91 is: 5,418.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.90 : 11,343.24 = 3,613.91 : x
  2. Step 2: Convert to fraction form
    7,565.90/11,343.24 = 3,613.91/x
  3. Step 3: Cross multiply
    7,565.90x = 11,343.24 × 3,613.91
  4. Step 4: Simplify right side
    7,565.90x = 40,993,391.75
  5. Step 5: Solve for x
    x = 40,993,391.75/7,565.90
  6. Step 6: Final answer
    x = 5,418.18

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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.