Home / 3,748.65-5,620.12-2,267.56

Finding the Fourth Proportional to 3,748.65, 5,620.12 and 2,267.56

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Solution

The fourth proportional to 3,748.65, 5,620.12 and 2,267.56 is: 3,399.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.65 : 5,620.12 = 2,267.56 : x
  2. Step 2: Convert to fraction form
    3,748.65/5,620.12 = 2,267.56/x
  3. Step 3: Cross multiply
    3,748.65x = 5,620.12 × 2,267.56
  4. Step 4: Simplify right side
    3,748.65x = 12,743,959.31
  5. Step 5: Solve for x
    x = 12,743,959.31/3,748.65
  6. Step 6: Final answer
    x = 3,399.61

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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.