Home / 2,687.43-4,033.34-2,375.93

Finding the Fourth Proportional to 2,687.43, 4,033.34 and 2,375.93

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Solution

The fourth proportional to 2,687.43, 4,033.34 and 2,375.93 is: 3,565.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687.43 : 4,033.34 = 2,375.93 : x
  2. Step 2: Convert to fraction form
    2,687.43/4,033.34 = 2,375.93/x
  3. Step 3: Cross multiply
    2,687.43x = 4,033.34 × 2,375.93
  4. Step 4: Simplify right side
    2,687.43x = 9,582,953.98
  5. Step 5: Solve for x
    x = 9,582,953.98/2,687.43
  6. Step 6: Final answer
    x = 3,565.85

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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.