Home / 5,034.69-6,947.92-2,796.81

Finding the Fourth Proportional to 5,034.69, 6,947.92 and 2,796.81

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Solution

The fourth proportional to 5,034.69, 6,947.92 and 2,796.81 is: 3,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034.69 : 6,947.92 = 2,796.81 : x
  2. Step 2: Convert to fraction form
    5,034.69/6,947.92 = 2,796.81/x
  3. Step 3: Cross multiply
    5,034.69x = 6,947.92 × 2,796.81
  4. Step 4: Simplify right side
    5,034.69x = 19,432,028.66
  5. Step 5: Solve for x
    x = 19,432,028.66/5,034.69
  6. Step 6: Final answer
    x = 3,859.63

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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.