Home / 3,258.32-4,886.28-1,177.80

Finding the Fourth Proportional to 3,258.32, 4,886.28 and 1,177.80

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Solution

The fourth proportional to 3,258.32, 4,886.28 and 1,177.80 is: 1,766.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.32 : 4,886.28 = 1,177.80 : x
  2. Step 2: Convert to fraction form
    3,258.32/4,886.28 = 1,177.80/x
  3. Step 3: Cross multiply
    3,258.32x = 4,886.28 × 1,177.80
  4. Step 4: Simplify right side
    3,258.32x = 5,755,060.58
  5. Step 5: Solve for x
    x = 5,755,060.58/3,258.32
  6. Step 6: Final answer
    x = 1,766.27

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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.