Home / 2,248.12-3,370.29-949.42

Finding the Fourth Proportional to 2,248.12, 3,370.29 and 949.42

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Solution

The fourth proportional to 2,248.12, 3,370.29 and 949.42 is: 1,423.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.12 : 3,370.29 = 949.42 : x
  2. Step 2: Convert to fraction form
    2,248.12/3,370.29 = 949.42/x
  3. Step 3: Cross multiply
    2,248.12x = 3,370.29 × 949.42
  4. Step 4: Simplify right side
    2,248.12x = 3,199,820.73
  5. Step 5: Solve for x
    x = 3,199,820.73/2,248.12
  6. Step 6: Final answer
    x = 1,423.33

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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.