Home / 2,708.11-4,063.79-2,487.79

Finding the Fourth Proportional to 2,708.11, 4,063.79 and 2,487.79

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Solution

The fourth proportional to 2,708.11, 4,063.79 and 2,487.79 is: 3,733.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.11 : 4,063.79 = 2,487.79 : x
  2. Step 2: Convert to fraction form
    2,708.11/4,063.79 = 2,487.79/x
  3. Step 3: Cross multiply
    2,708.11x = 4,063.79 × 2,487.79
  4. Step 4: Simplify right side
    2,708.11x = 10,109,856.12
  5. Step 5: Solve for x
    x = 10,109,856.12/2,708.11
  6. Step 6: Final answer
    x = 3,733.18

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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.