Home / 8,253.19-12,350.22-7,146.43

Finding the Fourth Proportional to 8,253.19, 12,350.22 and 7,146.43

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Solution

The fourth proportional to 8,253.19, 12,350.22 and 7,146.43 is: 10,694.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.19 : 12,350.22 = 7,146.43 : x
  2. Step 2: Convert to fraction form
    8,253.19/12,350.22 = 7,146.43/x
  3. Step 3: Cross multiply
    8,253.19x = 12,350.22 × 7,146.43
  4. Step 4: Simplify right side
    8,253.19x = 88,259,925.04
  5. Step 5: Solve for x
    x = 88,259,925.04/8,253.19
  6. Step 6: Final answer
    x = 10,694.04

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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.