Home / 3,601.80-4,968.54-2,480.76

Finding the Fourth Proportional to 3,601.80, 4,968.54 and 2,480.76

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Solution

The fourth proportional to 3,601.80, 4,968.54 and 2,480.76 is: 3,422.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.80 : 4,968.54 = 2,480.76 : x
  2. Step 2: Convert to fraction form
    3,601.80/4,968.54 = 2,480.76/x
  3. Step 3: Cross multiply
    3,601.80x = 4,968.54 × 2,480.76
  4. Step 4: Simplify right side
    3,601.80x = 12,325,755.29
  5. Step 5: Solve for x
    x = 12,325,755.29/3,601.80
  6. Step 6: Final answer
    x = 3,422.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.