Home / 3,255.38-4,881.54-1,175.12

Finding the Fourth Proportional to 3,255.38, 4,881.54 and 1,175.12

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Solution

The fourth proportional to 3,255.38, 4,881.54 and 1,175.12 is: 1,762.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255.38 : 4,881.54 = 1,175.12 : x
  2. Step 2: Convert to fraction form
    3,255.38/4,881.54 = 1,175.12/x
  3. Step 3: Cross multiply
    3,255.38x = 4,881.54 × 1,175.12
  4. Step 4: Simplify right side
    3,255.38x = 5,736,370.88
  5. Step 5: Solve for x
    x = 5,736,370.88/3,255.38
  6. Step 6: Final answer
    x = 1,762.12

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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.