Home / 10,249.85-15,373.23-2,853.54

Finding the Fourth Proportional to 10,249.85, 15,373.23 and 2,853.54

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Solution

The fourth proportional to 10,249.85, 15,373.23 and 2,853.54 is: 4,279.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.85 : 15,373.23 = 2,853.54 : x
  2. Step 2: Convert to fraction form
    10,249.85/15,373.23 = 2,853.54/x
  3. Step 3: Cross multiply
    10,249.85x = 15,373.23 × 2,853.54
  4. Step 4: Simplify right side
    10,249.85x = 43,868,126.73
  5. Step 5: Solve for x
    x = 43,868,126.73/10,249.85
  6. Step 6: Final answer
    x = 4,279.88

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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.