Home / 1,867.11-2,578.68-1,452.48

Finding the Fourth Proportional to 1,867.11, 2,578.68 and 1,452.48

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Solution

The fourth proportional to 1,867.11, 2,578.68 and 1,452.48 is: 2,006.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867.11 : 2,578.68 = 1,452.48 : x
  2. Step 2: Convert to fraction form
    1,867.11/2,578.68 = 1,452.48/x
  3. Step 3: Cross multiply
    1,867.11x = 2,578.68 × 1,452.48
  4. Step 4: Simplify right side
    1,867.11x = 3,745,481.13
  5. Step 5: Solve for x
    x = 3,745,481.13/1,867.11
  6. Step 6: Final answer
    x = 2,006.03

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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.