Home / 2,379.66-3,283.82-1,302.91

Finding the Fourth Proportional to 2,379.66, 3,283.82 and 1,302.91

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Solution

The fourth proportional to 2,379.66, 3,283.82 and 1,302.91 is: 1,797.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379.66 : 3,283.82 = 1,302.91 : x
  2. Step 2: Convert to fraction form
    2,379.66/3,283.82 = 1,302.91/x
  3. Step 3: Cross multiply
    2,379.66x = 3,283.82 × 1,302.91
  4. Step 4: Simplify right side
    2,379.66x = 4,278,517.65
  5. Step 5: Solve for x
    x = 4,278,517.65/2,379.66
  6. Step 6: Final answer
    x = 1,797.96

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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.