Home / 4,255.34-5,875.13-3,961.31

Finding the Fourth Proportional to 4,255.34, 5,875.13 and 3,961.31

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Solution

The fourth proportional to 4,255.34, 5,875.13 and 3,961.31 is: 5,469.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.34 : 5,875.13 = 3,961.31 : x
  2. Step 2: Convert to fraction form
    4,255.34/5,875.13 = 3,961.31/x
  3. Step 3: Cross multiply
    4,255.34x = 5,875.13 × 3,961.31
  4. Step 4: Simplify right side
    4,255.34x = 23,273,191.75
  5. Step 5: Solve for x
    x = 23,273,191.75/4,255.34
  6. Step 6: Final answer
    x = 5,469.18

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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.