Home / 2,508.41-3,758.49-1,119.66

Finding the Fourth Proportional to 2,508.41, 3,758.49 and 1,119.66

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Solution

The fourth proportional to 2,508.41, 3,758.49 and 1,119.66 is: 1,677.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.41 : 3,758.49 = 1,119.66 : x
  2. Step 2: Convert to fraction form
    2,508.41/3,758.49 = 1,119.66/x
  3. Step 3: Cross multiply
    2,508.41x = 3,758.49 × 1,119.66
  4. Step 4: Simplify right side
    2,508.41x = 4,208,230.91
  5. Step 5: Solve for x
    x = 4,208,230.91/2,508.41
  6. Step 6: Final answer
    x = 1,677.65

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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.