Home / 3,710.92-5,121.04-2,767.52

Finding the Fourth Proportional to 3,710.92, 5,121.04 and 2,767.52

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Solution

The fourth proportional to 3,710.92, 5,121.04 and 2,767.52 is: 3,819.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.92 : 5,121.04 = 2,767.52 : x
  2. Step 2: Convert to fraction form
    3,710.92/5,121.04 = 2,767.52/x
  3. Step 3: Cross multiply
    3,710.92x = 5,121.04 × 2,767.52
  4. Step 4: Simplify right side
    3,710.92x = 14,172,580.62
  5. Step 5: Solve for x
    x = 14,172,580.62/3,710.92
  6. Step 6: Final answer
    x = 3,819.16

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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.