Home / 2,733.65-3,776.55-1,791.68

Finding the Fourth Proportional to 2,733.65, 3,776.55 and 1,791.68

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Solution

The fourth proportional to 2,733.65, 3,776.55 and 1,791.68 is: 2,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.65 : 3,776.55 = 1,791.68 : x
  2. Step 2: Convert to fraction form
    2,733.65/3,776.55 = 1,791.68/x
  3. Step 3: Cross multiply
    2,733.65x = 3,776.55 × 1,791.68
  4. Step 4: Simplify right side
    2,733.65x = 6,766,369.10
  5. Step 5: Solve for x
    x = 6,766,369.10/2,733.65
  6. Step 6: Final answer
    x = 2,475.21

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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.