Home / 3,424-4,734.84-3,269.29

Finding the Fourth Proportional to 3,424, 4,734.84 and 3,269.29

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Solution

The fourth proportional to 3,424, 4,734.84 and 3,269.29 is: 4,520.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424 : 4,734.84 = 3,269.29 : x
  2. Step 2: Convert to fraction form
    3,424/4,734.84 = 3,269.29/x
  3. Step 3: Cross multiply
    3,424x = 4,734.84 × 3,269.29
  4. Step 4: Simplify right side
    3,424x = 15,479,565.06
  5. Step 5: Solve for x
    x = 15,479,565.06/3,424
  6. Step 6: Final answer
    x = 4,520.90

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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.