Home / 3,422.16-5,123.52-2,250.90

Finding the Fourth Proportional to 3,422.16, 5,123.52 and 2,250.90

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Solution

The fourth proportional to 3,422.16, 5,123.52 and 2,250.90 is: 3,369.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.16 : 5,123.52 = 2,250.90 : x
  2. Step 2: Convert to fraction form
    3,422.16/5,123.52 = 2,250.90/x
  3. Step 3: Cross multiply
    3,422.16x = 5,123.52 × 2,250.90
  4. Step 4: Simplify right side
    3,422.16x = 11,532,531.17
  5. Step 5: Solve for x
    x = 11,532,531.17/3,422.16
  6. Step 6: Final answer
    x = 3,369.96

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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.