Home / 10,125.45-13,974.33-5,933.70

Finding the Fourth Proportional to 10,125.45, 13,974.33 and 5,933.70

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Solution

The fourth proportional to 10,125.45, 13,974.33 and 5,933.70 is: 8,189.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.45 : 13,974.33 = 5,933.70 : x
  2. Step 2: Convert to fraction form
    10,125.45/13,974.33 = 5,933.70/x
  3. Step 3: Cross multiply
    10,125.45x = 13,974.33 × 5,933.70
  4. Step 4: Simplify right side
    10,125.45x = 82,919,481.92
  5. Step 5: Solve for x
    x = 82,919,481.92/10,125.45
  6. Step 6: Final answer
    x = 8,189.21

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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.