Home / 4,073.15-6,114.71-2,687.65

Finding the Fourth Proportional to 4,073.15, 6,114.71 and 2,687.65

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Solution

The fourth proportional to 4,073.15, 6,114.71 and 2,687.65 is: 4,034.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.15 : 6,114.71 = 2,687.65 : x
  2. Step 2: Convert to fraction form
    4,073.15/6,114.71 = 2,687.65/x
  3. Step 3: Cross multiply
    4,073.15x = 6,114.71 × 2,687.65
  4. Step 4: Simplify right side
    4,073.15x = 16,434,191.76
  5. Step 5: Solve for x
    x = 16,434,191.76/4,073.15
  6. Step 6: Final answer
    x = 4,034.76

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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.