Home / 3,242.22-4,862.01-1,020.78

Finding the Fourth Proportional to 3,242.22, 4,862.01 and 1,020.78

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Solution

The fourth proportional to 3,242.22, 4,862.01 and 1,020.78 is: 1,530.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.22 : 4,862.01 = 1,020.78 : x
  2. Step 2: Convert to fraction form
    3,242.22/4,862.01 = 1,020.78/x
  3. Step 3: Cross multiply
    3,242.22x = 4,862.01 × 1,020.78
  4. Step 4: Simplify right side
    3,242.22x = 4,963,042.57
  5. Step 5: Solve for x
    x = 4,963,042.57/3,242.22
  6. Step 6: Final answer
    x = 1,530.75

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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.