Home / 2,320.88-3,481.13-1,134.55

Finding the Fourth Proportional to 2,320.88, 3,481.13 and 1,134.55

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Solution

The fourth proportional to 2,320.88, 3,481.13 and 1,134.55 is: 1,701.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.88 : 3,481.13 = 1,134.55 : x
  2. Step 2: Convert to fraction form
    2,320.88/3,481.13 = 1,134.55/x
  3. Step 3: Cross multiply
    2,320.88x = 3,481.13 × 1,134.55
  4. Step 4: Simplify right side
    2,320.88x = 3,949,516.04
  5. Step 5: Solve for x
    x = 3,949,516.04/2,320.88
  6. Step 6: Final answer
    x = 1,701.73

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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.