Home / 5,074.26-7,614.65-2,475.78

Finding the Fourth Proportional to 5,074.26, 7,614.65 and 2,475.78

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Solution

The fourth proportional to 5,074.26, 7,614.65 and 2,475.78 is: 3,715.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.26 : 7,614.65 = 2,475.78 : x
  2. Step 2: Convert to fraction form
    5,074.26/7,614.65 = 2,475.78/x
  3. Step 3: Cross multiply
    5,074.26x = 7,614.65 × 2,475.78
  4. Step 4: Simplify right side
    5,074.26x = 18,852,198.18
  5. Step 5: Solve for x
    x = 18,852,198.18/5,074.26
  6. Step 6: Final answer
    x = 3,715.26

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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.