Home / 4,177.68-6,265.44-1,982.04

Finding the Fourth Proportional to 4,177.68, 6,265.44 and 1,982.04

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Solution

The fourth proportional to 4,177.68, 6,265.44 and 1,982.04 is: 2,972.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.68 : 6,265.44 = 1,982.04 : x
  2. Step 2: Convert to fraction form
    4,177.68/6,265.44 = 1,982.04/x
  3. Step 3: Cross multiply
    4,177.68x = 6,265.44 × 1,982.04
  4. Step 4: Simplify right side
    4,177.68x = 12,418,352.70
  5. Step 5: Solve for x
    x = 12,418,352.70/4,177.68
  6. Step 6: Final answer
    x = 2,972.55

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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.