Home / 3,680.92-5,522.48-1,488.52

Finding the Fourth Proportional to 3,680.92, 5,522.48 and 1,488.52

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Solution

The fourth proportional to 3,680.92, 5,522.48 and 1,488.52 is: 2,233.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680.92 : 5,522.48 = 1,488.52 : x
  2. Step 2: Convert to fraction form
    3,680.92/5,522.48 = 1,488.52/x
  3. Step 3: Cross multiply
    3,680.92x = 5,522.48 × 1,488.52
  4. Step 4: Simplify right side
    3,680.92x = 8,220,321.93
  5. Step 5: Solve for x
    x = 8,220,321.93/3,680.92
  6. Step 6: Final answer
    x = 2,233.22

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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.