Home / 5,180.90-7,773.46-2,717.33

Finding the Fourth Proportional to 5,180.90, 7,773.46 and 2,717.33

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Solution

The fourth proportional to 5,180.90, 7,773.46 and 2,717.33 is: 4,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.90 : 7,773.46 = 2,717.33 : x
  2. Step 2: Convert to fraction form
    5,180.90/7,773.46 = 2,717.33/x
  3. Step 3: Cross multiply
    5,180.90x = 7,773.46 × 2,717.33
  4. Step 4: Simplify right side
    5,180.90x = 21,123,010.40
  5. Step 5: Solve for x
    x = 21,123,010.40/5,180.90
  6. Step 6: Final answer
    x = 4,077.10

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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.