Home / 5,920.38-8,877.48-1,759.82

Finding the Fourth Proportional to 5,920.38, 8,877.48 and 1,759.82

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Solution

The fourth proportional to 5,920.38, 8,877.48 and 1,759.82 is: 2,638.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.38 : 8,877.48 = 1,759.82 : x
  2. Step 2: Convert to fraction form
    5,920.38/8,877.48 = 1,759.82/x
  3. Step 3: Cross multiply
    5,920.38x = 8,877.48 × 1,759.82
  4. Step 4: Simplify right side
    5,920.38x = 15,622,766.85
  5. Step 5: Solve for x
    x = 15,622,766.85/5,920.38
  6. Step 6: Final answer
    x = 2,638.81

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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.