Home / 7,375.38-10,177.41-4,230.90

Finding the Fourth Proportional to 7,375.38, 10,177.41 and 4,230.90

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Solution

The fourth proportional to 7,375.38, 10,177.41 and 4,230.90 is: 5,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.38 : 10,177.41 = 4,230.90 : x
  2. Step 2: Convert to fraction form
    7,375.38/10,177.41 = 4,230.90/x
  3. Step 3: Cross multiply
    7,375.38x = 10,177.41 × 4,230.90
  4. Step 4: Simplify right side
    7,375.38x = 43,059,603.97
  5. Step 5: Solve for x
    x = 43,059,603.97/7,375.38
  6. Step 6: Final answer
    x = 5,838.29

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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.