Home / 3,258.80-4,888.23-2,480.42

Finding the Fourth Proportional to 3,258.80, 4,888.23 and 2,480.42

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Solution

The fourth proportional to 3,258.80, 4,888.23 and 2,480.42 is: 3,720.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.80 : 4,888.23 = 2,480.42 : x
  2. Step 2: Convert to fraction form
    3,258.80/4,888.23 = 2,480.42/x
  3. Step 3: Cross multiply
    3,258.80x = 4,888.23 × 2,480.42
  4. Step 4: Simplify right side
    3,258.80x = 12,124,863.46
  5. Step 5: Solve for x
    x = 12,124,863.46/3,258.80
  6. Step 6: Final answer
    x = 3,720.65

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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.