Home / 3,153.91-4,737.75-2,711.04

Finding the Fourth Proportional to 3,153.91, 4,737.75 and 2,711.04

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Solution

The fourth proportional to 3,153.91, 4,737.75 and 2,711.04 is: 4,072.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.91 : 4,737.75 = 2,711.04 : x
  2. Step 2: Convert to fraction form
    3,153.91/4,737.75 = 2,711.04/x
  3. Step 3: Cross multiply
    3,153.91x = 4,737.75 × 2,711.04
  4. Step 4: Simplify right side
    3,153.91x = 12,844,229.76
  5. Step 5: Solve for x
    x = 12,844,229.76/3,153.91
  6. Step 6: Final answer
    x = 4,072.48

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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.