Home / 2,695.09-4,042.04-845.96

Finding the Fourth Proportional to 2,695.09, 4,042.04 and 845.96

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Solution

The fourth proportional to 2,695.09, 4,042.04 and 845.96 is: 1,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.09 : 4,042.04 = 845.96 : x
  2. Step 2: Convert to fraction form
    2,695.09/4,042.04 = 845.96/x
  3. Step 3: Cross multiply
    2,695.09x = 4,042.04 × 845.96
  4. Step 4: Simplify right side
    2,695.09x = 3,419,404.16
  5. Step 5: Solve for x
    x = 3,419,404.16/2,695.09
  6. Step 6: Final answer
    x = 1,268.75

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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.