Home / 2,967.38-4,452.13-1,323.78

Finding the Fourth Proportional to 2,967.38, 4,452.13 and 1,323.78

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Solution

The fourth proportional to 2,967.38, 4,452.13 and 1,323.78 is: 1,986.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.38 : 4,452.13 = 1,323.78 : x
  2. Step 2: Convert to fraction form
    2,967.38/4,452.13 = 1,323.78/x
  3. Step 3: Cross multiply
    2,967.38x = 4,452.13 × 1,323.78
  4. Step 4: Simplify right side
    2,967.38x = 5,893,640.65
  5. Step 5: Solve for x
    x = 5,893,640.65/2,967.38
  6. Step 6: Final answer
    x = 1,986.14

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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.