Home / 3,508.38-5,262.15-2,729.16

Finding the Fourth Proportional to 3,508.38, 5,262.15 and 2,729.16

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Solution

The fourth proportional to 3,508.38, 5,262.15 and 2,729.16 is: 4,093.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.38 : 5,262.15 = 2,729.16 : x
  2. Step 2: Convert to fraction form
    3,508.38/5,262.15 = 2,729.16/x
  3. Step 3: Cross multiply
    3,508.38x = 5,262.15 × 2,729.16
  4. Step 4: Simplify right side
    3,508.38x = 14,361,249.29
  5. Step 5: Solve for x
    x = 14,361,249.29/3,508.38
  6. Step 6: Final answer
    x = 4,093.41

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1.5x scale

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.