Home / 2,695.21-4,042.14-963.85

Finding the Fourth Proportional to 2,695.21, 4,042.14 and 963.85

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Solution

The fourth proportional to 2,695.21, 4,042.14 and 963.85 is: 1,445.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.21 : 4,042.14 = 963.85 : x
  2. Step 2: Convert to fraction form
    2,695.21/4,042.14 = 963.85/x
  3. Step 3: Cross multiply
    2,695.21x = 4,042.14 × 963.85
  4. Step 4: Simplify right side
    2,695.21x = 3,896,016.64
  5. Step 5: Solve for x
    x = 3,896,016.64/2,695.21
  6. Step 6: Final answer
    x = 1,445.53

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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.