Home / 5,494.20-7,581.51-3,255.69

Finding the Fourth Proportional to 5,494.20, 7,581.51 and 3,255.69

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Solution

The fourth proportional to 5,494.20, 7,581.51 and 3,255.69 is: 4,492.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.20 : 7,581.51 = 3,255.69 : x
  2. Step 2: Convert to fraction form
    5,494.20/7,581.51 = 3,255.69/x
  3. Step 3: Cross multiply
    5,494.20x = 7,581.51 × 3,255.69
  4. Step 4: Simplify right side
    5,494.20x = 24,683,046.29
  5. Step 5: Solve for x
    x = 24,683,046.29/5,494.20
  6. Step 6: Final answer
    x = 4,492.56

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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.