Home / 2,612.13-3,919.41-2,497.92

Finding the Fourth Proportional to 2,612.13, 3,919.41 and 2,497.92

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Solution

The fourth proportional to 2,612.13, 3,919.41 and 2,497.92 is: 3,748.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,612.13 : 3,919.41 = 2,497.92 : x
  2. Step 2: Convert to fraction form
    2,612.13/3,919.41 = 2,497.92/x
  3. Step 3: Cross multiply
    2,612.13x = 3,919.41 × 2,497.92
  4. Step 4: Simplify right side
    2,612.13x = 9,790,372.63
  5. Step 5: Solve for x
    x = 9,790,372.63/2,612.13
  6. Step 6: Final answer
    x = 3,748.04

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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.