Home / 3,258.11-4,885.85-1,177.38

Finding the Fourth Proportional to 3,258.11, 4,885.85 and 1,177.38

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Solution

The fourth proportional to 3,258.11, 4,885.85 and 1,177.38 is: 1,765.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.11 : 4,885.85 = 1,177.38 : x
  2. Step 2: Convert to fraction form
    3,258.11/4,885.85 = 1,177.38/x
  3. Step 3: Cross multiply
    3,258.11x = 4,885.85 × 1,177.38
  4. Step 4: Simplify right side
    3,258.11x = 5,752,505.02
  5. Step 5: Solve for x
    x = 5,752,505.02/3,258.11
  6. Step 6: Final answer
    x = 1,765.59

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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.