Home / 2,716.96-3,748.96-1,537.84

Finding the Fourth Proportional to 2,716.96, 3,748.96 and 1,537.84

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Solution

The fourth proportional to 2,716.96, 3,748.96 and 1,537.84 is: 2,121.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716.96 : 3,748.96 = 1,537.84 : x
  2. Step 2: Convert to fraction form
    2,716.96/3,748.96 = 1,537.84/x
  3. Step 3: Cross multiply
    2,716.96x = 3,748.96 × 1,537.84
  4. Step 4: Simplify right side
    2,716.96x = 5,765,300.65
  5. Step 5: Solve for x
    x = 5,765,300.65/2,716.96
  6. Step 6: Final answer
    x = 2,121.97

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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.