Home / 7,375.49-10,177.82-4,018.29

Finding the Fourth Proportional to 7,375.49, 10,177.82 and 4,018.29

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Solution

The fourth proportional to 7,375.49, 10,177.82 and 4,018.29 is: 5,545.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.49 : 10,177.82 = 4,018.29 : x
  2. Step 2: Convert to fraction form
    7,375.49/10,177.82 = 4,018.29/x
  3. Step 3: Cross multiply
    7,375.49x = 10,177.82 × 4,018.29
  4. Step 4: Simplify right side
    7,375.49x = 40,897,381.44
  5. Step 5: Solve for x
    x = 40,897,381.44/7,375.49
  6. Step 6: Final answer
    x = 5,545.04

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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.