Home / 4,253.67-6,381.20-1,481.13

Finding the Fourth Proportional to 4,253.67, 6,381.20 and 1,481.13

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Solution

The fourth proportional to 4,253.67, 6,381.20 and 1,481.13 is: 2,221.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.67 : 6,381.20 = 1,481.13 : x
  2. Step 2: Convert to fraction form
    4,253.67/6,381.20 = 1,481.13/x
  3. Step 3: Cross multiply
    4,253.67x = 6,381.20 × 1,481.13
  4. Step 4: Simplify right side
    4,253.67x = 9,451,379.35
  5. Step 5: Solve for x
    x = 9,451,379.35/4,253.67
  6. Step 6: Final answer
    x = 2,221.94

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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.