Home / 5,063.73-6,991.19-3,177.90

Finding the Fourth Proportional to 5,063.73, 6,991.19 and 3,177.90

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Solution

The fourth proportional to 5,063.73, 6,991.19 and 3,177.90 is: 4,387.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,063.73 : 6,991.19 = 3,177.90 : x
  2. Step 2: Convert to fraction form
    5,063.73/6,991.19 = 3,177.90/x
  3. Step 3: Cross multiply
    5,063.73x = 6,991.19 × 3,177.90
  4. Step 4: Simplify right side
    5,063.73x = 22,217,302.70
  5. Step 5: Solve for x
    x = 22,217,302.70/5,063.73
  6. Step 6: Final answer
    x = 4,387.54

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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.