Home / 2,248.12-3,372.03-1,078.95

Finding the Fourth Proportional to 2,248.12, 3,372.03 and 1,078.95

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Solution

The fourth proportional to 2,248.12, 3,372.03 and 1,078.95 is: 1,618.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.12 : 3,372.03 = 1,078.95 : x
  2. Step 2: Convert to fraction form
    2,248.12/3,372.03 = 1,078.95/x
  3. Step 3: Cross multiply
    2,248.12x = 3,372.03 × 1,078.95
  4. Step 4: Simplify right side
    2,248.12x = 3,638,251.77
  5. Step 5: Solve for x
    x = 3,638,251.77/2,248.12
  6. Step 6: Final answer
    x = 1,618.35

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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.