Home / 4,194.43-5,787.85-2,515.91

Finding the Fourth Proportional to 4,194.43, 5,787.85 and 2,515.91

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Solution

The fourth proportional to 4,194.43, 5,787.85 and 2,515.91 is: 3,471.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.43 : 5,787.85 = 2,515.91 : x
  2. Step 2: Convert to fraction form
    4,194.43/5,787.85 = 2,515.91/x
  3. Step 3: Cross multiply
    4,194.43x = 5,787.85 × 2,515.91
  4. Step 4: Simplify right side
    4,194.43x = 14,561,709.69
  5. Step 5: Solve for x
    x = 14,561,709.69/4,194.43
  6. Step 6: Final answer
    x = 3,471.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.