Home / 2,352.28-3,250.38-1,687.97

Finding the Fourth Proportional to 2,352.28, 3,250.38 and 1,687.97

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Solution

The fourth proportional to 2,352.28, 3,250.38 and 1,687.97 is: 2,332.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.28 : 3,250.38 = 1,687.97 : x
  2. Step 2: Convert to fraction form
    2,352.28/3,250.38 = 1,687.97/x
  3. Step 3: Cross multiply
    2,352.28x = 3,250.38 × 1,687.97
  4. Step 4: Simplify right side
    2,352.28x = 5,486,543.93
  5. Step 5: Solve for x
    x = 5,486,543.93/2,352.28
  6. Step 6: Final answer
    x = 2,332.44

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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.