Home / 3,727.90-5,144.61-2,235.88

Finding the Fourth Proportional to 3,727.90, 5,144.61 and 2,235.88

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Solution

The fourth proportional to 3,727.90, 5,144.61 and 2,235.88 is: 3,085.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.90 : 5,144.61 = 2,235.88 : x
  2. Step 2: Convert to fraction form
    3,727.90/5,144.61 = 2,235.88/x
  3. Step 3: Cross multiply
    3,727.90x = 5,144.61 × 2,235.88
  4. Step 4: Simplify right side
    3,727.90x = 11,502,730.61
  5. Step 5: Solve for x
    x = 11,502,730.61/3,727.90
  6. Step 6: Final answer
    x = 3,085.58

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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.