Home / 3,708.35-5,115.29-2,449.41

Finding the Fourth Proportional to 3,708.35, 5,115.29 and 2,449.41

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Solution

The fourth proportional to 3,708.35, 5,115.29 and 2,449.41 is: 3,378.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.35 : 5,115.29 = 2,449.41 : x
  2. Step 2: Convert to fraction form
    3,708.35/5,115.29 = 2,449.41/x
  3. Step 3: Cross multiply
    3,708.35x = 5,115.29 × 2,449.41
  4. Step 4: Simplify right side
    3,708.35x = 12,529,423.03
  5. Step 5: Solve for x
    x = 12,529,423.03/3,708.35
  6. Step 6: Final answer
    x = 3,378.71

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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.