Home / 3,255.57-4,883.76-1,175.31

Finding the Fourth Proportional to 3,255.57, 4,883.76 and 1,175.31

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Solution

The fourth proportional to 3,255.57, 4,883.76 and 1,175.31 is: 1,763.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.57 : 4,883.76 = 1,175.31 : x
  2. Step 2: Convert to fraction form
    3,255.57/4,883.76 = 1,175.31/x
  3. Step 3: Cross multiply
    3,255.57x = 4,883.76 × 1,175.31
  4. Step 4: Simplify right side
    3,255.57x = 5,739,931.97
  5. Step 5: Solve for x
    x = 5,739,931.97/3,255.57
  6. Step 6: Final answer
    x = 1,763.11

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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.