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Finding the Fourth Proportional to 3,351.53, 5,026.83 and 886.52

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Solution

The fourth proportional to 3,351.53, 5,026.83 and 886.52 is: 1,329.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.53 : 5,026.83 = 886.52 : x
  2. Step 2: Convert to fraction form
    3,351.53/5,026.83 = 886.52/x
  3. Step 3: Cross multiply
    3,351.53x = 5,026.83 × 886.52
  4. Step 4: Simplify right side
    3,351.53x = 4,456,360.20
  5. Step 5: Solve for x
    x = 4,456,360.20/3,351.53
  6. Step 6: Final answer
    x = 1,329.65

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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.