Home / 3,414.61-5,124.35-2,320.03

Finding the Fourth Proportional to 3,414.61, 5,124.35 and 2,320.03

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Solution

The fourth proportional to 3,414.61, 5,124.35 and 2,320.03 is: 3,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.61 : 5,124.35 = 2,320.03 : x
  2. Step 2: Convert to fraction form
    3,414.61/5,124.35 = 2,320.03/x
  3. Step 3: Cross multiply
    3,414.61x = 5,124.35 × 2,320.03
  4. Step 4: Simplify right side
    3,414.61x = 11,888,645.73
  5. Step 5: Solve for x
    x = 11,888,645.73/3,414.61
  6. Step 6: Final answer
    x = 3,481.70

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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.