Home / 3,132.16-4,695.15-1,283.80

Finding the Fourth Proportional to 3,132.16, 4,695.15 and 1,283.80

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Solution

The fourth proportional to 3,132.16, 4,695.15 and 1,283.80 is: 1,924.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.16 : 4,695.15 = 1,283.80 : x
  2. Step 2: Convert to fraction form
    3,132.16/4,695.15 = 1,283.80/x
  3. Step 3: Cross multiply
    3,132.16x = 4,695.15 × 1,283.80
  4. Step 4: Simplify right side
    3,132.16x = 6,027,633.57
  5. Step 5: Solve for x
    x = 6,027,633.57/3,132.16
  6. Step 6: Final answer
    x = 1,924.43

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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.