Home / 3,301.20-4,955.40-1,843.20

Finding the Fourth Proportional to 3,301.20, 4,955.40 and 1,843.20

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Solution

The fourth proportional to 3,301.20, 4,955.40 and 1,843.20 is: 2,766.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.20 : 4,955.40 = 1,843.20 : x
  2. Step 2: Convert to fraction form
    3,301.20/4,955.40 = 1,843.20/x
  3. Step 3: Cross multiply
    3,301.20x = 4,955.40 × 1,843.20
  4. Step 4: Simplify right side
    3,301.20x = 9,133,793.28
  5. Step 5: Solve for x
    x = 9,133,793.28/3,301.20
  6. Step 6: Final answer
    x = 2,766.81

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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.