Home / 7,250.23-10,872.68-2,505.18

Finding the Fourth Proportional to 7,250.23, 10,872.68 and 2,505.18

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Solution

The fourth proportional to 7,250.23, 10,872.68 and 2,505.18 is: 3,756.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.23 : 10,872.68 = 2,505.18 : x
  2. Step 2: Convert to fraction form
    7,250.23/10,872.68 = 2,505.18/x
  3. Step 3: Cross multiply
    7,250.23x = 10,872.68 × 2,505.18
  4. Step 4: Simplify right side
    7,250.23x = 27,238,020.48
  5. Step 5: Solve for x
    x = 27,238,020.48/7,250.23
  6. Step 6: Final answer
    x = 3,756.85

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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.