Home / 3,912.16-5,869.59-2,449.57

Finding the Fourth Proportional to 3,912.16, 5,869.59 and 2,449.57

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Solution

The fourth proportional to 3,912.16, 5,869.59 and 2,449.57 is: 3,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912.16 : 5,869.59 = 2,449.57 : x
  2. Step 2: Convert to fraction form
    3,912.16/5,869.59 = 2,449.57/x
  3. Step 3: Cross multiply
    3,912.16x = 5,869.59 × 2,449.57
  4. Step 4: Simplify right side
    3,912.16x = 14,377,971.58
  5. Step 5: Solve for x
    x = 14,377,971.58/3,912.16
  6. Step 6: Final answer
    x = 3,675.20

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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.