Home / 3,258.05-4,885.88-1,177.55

Finding the Fourth Proportional to 3,258.05, 4,885.88 and 1,177.55

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Solution

The fourth proportional to 3,258.05, 4,885.88 and 1,177.55 is: 1,765.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.05 : 4,885.88 = 1,177.55 : x
  2. Step 2: Convert to fraction form
    3,258.05/4,885.88 = 1,177.55/x
  3. Step 3: Cross multiply
    3,258.05x = 4,885.88 × 1,177.55
  4. Step 4: Simplify right side
    3,258.05x = 5,753,356.00
  5. Step 5: Solve for x
    x = 5,753,356.00/3,258.05
  6. Step 6: Final answer
    x = 1,765.89

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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.