Home / 2,742.30-4,110.36-1,352.69

Finding the Fourth Proportional to 2,742.30, 4,110.36 and 1,352.69

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Solution

The fourth proportional to 2,742.30, 4,110.36 and 1,352.69 is: 2,027.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.30 : 4,110.36 = 1,352.69 : x
  2. Step 2: Convert to fraction form
    2,742.30/4,110.36 = 1,352.69/x
  3. Step 3: Cross multiply
    2,742.30x = 4,110.36 × 1,352.69
  4. Step 4: Simplify right side
    2,742.30x = 5,560,042.87
  5. Step 5: Solve for x
    x = 5,560,042.87/2,742.30
  6. Step 6: Final answer
    x = 2,027.51

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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.