Home / 7,073.87-10,613.57-2,144.03

Finding the Fourth Proportional to 7,073.87, 10,613.57 and 2,144.03

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Solution

The fourth proportional to 7,073.87, 10,613.57 and 2,144.03 is: 3,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.87 : 10,613.57 = 2,144.03 : x
  2. Step 2: Convert to fraction form
    7,073.87/10,613.57 = 2,144.03/x
  3. Step 3: Cross multiply
    7,073.87x = 10,613.57 × 2,144.03
  4. Step 4: Simplify right side
    7,073.87x = 22,755,748.70
  5. Step 5: Solve for x
    x = 22,755,748.70/7,073.87
  6. Step 6: Final answer
    x = 3,216.88

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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.