Home / 4,131.36-6,167.34-3,540

Finding the Fourth Proportional to 4,131.36, 6,167.34 and 3,540

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Solution

The fourth proportional to 4,131.36, 6,167.34 and 3,540 is: 5,284.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.36 : 6,167.34 = 3,540 : x
  2. Step 2: Convert to fraction form
    4,131.36/6,167.34 = 3,540/x
  3. Step 3: Cross multiply
    4,131.36x = 6,167.34 × 3,540
  4. Step 4: Simplify right side
    4,131.36x = 21,832,383.60
  5. Step 5: Solve for x
    x = 21,832,383.60/4,131.36
  6. Step 6: Final answer
    x = 5,284.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.