Home / 4,759.80-6,566.85-2,769.90

Finding the Fourth Proportional to 4,759.80, 6,566.85 and 2,769.90

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Solution

The fourth proportional to 4,759.80, 6,566.85 and 2,769.90 is: 3,821.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.80 : 6,566.85 = 2,769.90 : x
  2. Step 2: Convert to fraction form
    4,759.80/6,566.85 = 2,769.90/x
  3. Step 3: Cross multiply
    4,759.80x = 6,566.85 × 2,769.90
  4. Step 4: Simplify right side
    4,759.80x = 18,189,517.82
  5. Step 5: Solve for x
    x = 18,189,517.82/4,759.80
  6. Step 6: Final answer
    x = 3,821.49

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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.