Home / 7,549.97-10,418.31-4,192.73

Finding the Fourth Proportional to 7,549.97, 10,418.31 and 4,192.73

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Solution

The fourth proportional to 7,549.97, 10,418.31 and 4,192.73 is: 5,785.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.97 : 10,418.31 = 4,192.73 : x
  2. Step 2: Convert to fraction form
    7,549.97/10,418.31 = 4,192.73/x
  3. Step 3: Cross multiply
    7,549.97x = 10,418.31 × 4,192.73
  4. Step 4: Simplify right side
    7,549.97x = 43,681,160.89
  5. Step 5: Solve for x
    x = 43,681,160.89/7,549.97
  6. Step 6: Final answer
    x = 5,785.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.