Home / 5,170.35-7,135.29-2,932.50

Finding the Fourth Proportional to 5,170.35, 7,135.29 and 2,932.50

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Solution

The fourth proportional to 5,170.35, 7,135.29 and 2,932.50 is: 4,046.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.35 : 7,135.29 = 2,932.50 : x
  2. Step 2: Convert to fraction form
    5,170.35/7,135.29 = 2,932.50/x
  3. Step 3: Cross multiply
    5,170.35x = 7,135.29 × 2,932.50
  4. Step 4: Simplify right side
    5,170.35x = 20,924,237.93
  5. Step 5: Solve for x
    x = 20,924,237.93/5,170.35
  6. Step 6: Final answer
    x = 4,046.97

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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.