Home / 5,769.63-7,961.49-3,251.88

Finding the Fourth Proportional to 5,769.63, 7,961.49 and 3,251.88

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Solution

The fourth proportional to 5,769.63, 7,961.49 and 3,251.88 is: 4,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,769.63 : 7,961.49 = 3,251.88 : x
  2. Step 2: Convert to fraction form
    5,769.63/7,961.49 = 3,251.88/x
  3. Step 3: Cross multiply
    5,769.63x = 7,961.49 × 3,251.88
  4. Step 4: Simplify right side
    5,769.63x = 25,889,810.10
  5. Step 5: Solve for x
    x = 25,889,810.10/5,769.63
  6. Step 6: Final answer
    x = 4,487.26

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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.