Home / 3,170.97-4,375.95-1,773.72

Finding the Fourth Proportional to 3,170.97, 4,375.95 and 1,773.72

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Solution

The fourth proportional to 3,170.97, 4,375.95 and 1,773.72 is: 2,447.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.97 : 4,375.95 = 1,773.72 : x
  2. Step 2: Convert to fraction form
    3,170.97/4,375.95 = 1,773.72/x
  3. Step 3: Cross multiply
    3,170.97x = 4,375.95 × 1,773.72
  4. Step 4: Simplify right side
    3,170.97x = 7,761,710.03
  5. Step 5: Solve for x
    x = 7,761,710.03/3,170.97
  6. Step 6: Final answer
    x = 2,447.74

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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.