Home / 1,867.36-2,576.97-1,028.04

Finding the Fourth Proportional to 1,867.36, 2,576.97 and 1,028.04

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Solution

The fourth proportional to 1,867.36, 2,576.97 and 1,028.04 is: 1,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867.36 : 2,576.97 = 1,028.04 : x
  2. Step 2: Convert to fraction form
    1,867.36/2,576.97 = 1,028.04/x
  3. Step 3: Cross multiply
    1,867.36x = 2,576.97 × 1,028.04
  4. Step 4: Simplify right side
    1,867.36x = 2,649,228.24
  5. Step 5: Solve for x
    x = 2,649,228.24/1,867.36
  6. Step 6: Final answer
    x = 1,418.70

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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.