Home / 5,034.57-6,947.79-2,796.65

Finding the Fourth Proportional to 5,034.57, 6,947.79 and 2,796.65

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Solution

The fourth proportional to 5,034.57, 6,947.79 and 2,796.65 is: 3,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034.57 : 6,947.79 = 2,796.65 : x
  2. Step 2: Convert to fraction form
    5,034.57/6,947.79 = 2,796.65/x
  3. Step 3: Cross multiply
    5,034.57x = 6,947.79 × 2,796.65
  4. Step 4: Simplify right side
    5,034.57x = 19,430,502.16
  5. Step 5: Solve for x
    x = 19,430,502.16/5,034.57
  6. Step 6: Final answer
    x = 3,859.42

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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.