Home / 1,963.04-2,708.69-1,255.52

Finding the Fourth Proportional to 1,963.04, 2,708.69 and 1,255.52

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Solution

The fourth proportional to 1,963.04, 2,708.69 and 1,255.52 is: 1,732.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963.04 : 2,708.69 = 1,255.52 : x
  2. Step 2: Convert to fraction form
    1,963.04/2,708.69 = 1,255.52/x
  3. Step 3: Cross multiply
    1,963.04x = 2,708.69 × 1,255.52
  4. Step 4: Simplify right side
    1,963.04x = 3,400,806.79
  5. Step 5: Solve for x
    x = 3,400,806.79/1,963.04
  6. Step 6: Final answer
    x = 1,732.42

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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.