Home / 3,473.20-5,211.82-2,089.18

Finding the Fourth Proportional to 3,473.20, 5,211.82 and 2,089.18

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Solution

The fourth proportional to 3,473.20, 5,211.82 and 2,089.18 is: 3,134.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473.20 : 5,211.82 = 2,089.18 : x
  2. Step 2: Convert to fraction form
    3,473.20/5,211.82 = 2,089.18/x
  3. Step 3: Cross multiply
    3,473.20x = 5,211.82 × 2,089.18
  4. Step 4: Simplify right side
    3,473.20x = 10,888,398.83
  5. Step 5: Solve for x
    x = 10,888,398.83/3,473.20
  6. Step 6: Final answer
    x = 3,134.98

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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.