Home / 2,449.92-3,379.56-1,785.84

Finding the Fourth Proportional to 2,449.92, 3,379.56 and 1,785.84

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Solution

The fourth proportional to 2,449.92, 3,379.56 and 1,785.84 is: 2,463.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.92 : 3,379.56 = 1,785.84 : x
  2. Step 2: Convert to fraction form
    2,449.92/3,379.56 = 1,785.84/x
  3. Step 3: Cross multiply
    2,449.92x = 3,379.56 × 1,785.84
  4. Step 4: Simplify right side
    2,449.92x = 6,035,353.43
  5. Step 5: Solve for x
    x = 6,035,353.43/2,449.92
  6. Step 6: Final answer
    x = 2,463.49

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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.