Home / 5,008.97-7,499.45-3,772.55

Finding the Fourth Proportional to 5,008.97, 7,499.45 and 3,772.55

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Solution

The fourth proportional to 5,008.97, 7,499.45 and 3,772.55 is: 5,648.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.97 : 7,499.45 = 3,772.55 : x
  2. Step 2: Convert to fraction form
    5,008.97/7,499.45 = 3,772.55/x
  3. Step 3: Cross multiply
    5,008.97x = 7,499.45 × 3,772.55
  4. Step 4: Simplify right side
    5,008.97x = 28,292,078.28
  5. Step 5: Solve for x
    x = 28,292,078.28/5,008.97
  6. Step 6: Final answer
    x = 5,648.28

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1.5x scale

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.