Home / 3,411.79-4,687.87-2,711.95

Finding the Fourth Proportional to 3,411.79, 4,687.87 and 2,711.95

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Solution

The fourth proportional to 3,411.79, 4,687.87 and 2,711.95 is: 3,726.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411.79 : 4,687.87 = 2,711.95 : x
  2. Step 2: Convert to fraction form
    3,411.79/4,687.87 = 2,711.95/x
  3. Step 3: Cross multiply
    3,411.79x = 4,687.87 × 2,711.95
  4. Step 4: Simplify right side
    3,411.79x = 12,713,255.49
  5. Step 5: Solve for x
    x = 12,713,255.49/3,411.79
  6. Step 6: Final answer
    x = 3,726.27

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.