Home / 5,233.80-7,844.10-2,769.72

Finding the Fourth Proportional to 5,233.80, 7,844.10 and 2,769.72

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Solution

The fourth proportional to 5,233.80, 7,844.10 and 2,769.72 is: 4,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.80 : 7,844.10 = 2,769.72 : x
  2. Step 2: Convert to fraction form
    5,233.80/7,844.10 = 2,769.72/x
  3. Step 3: Cross multiply
    5,233.80x = 7,844.10 × 2,769.72
  4. Step 4: Simplify right side
    5,233.80x = 21,725,960.65
  5. Step 5: Solve for x
    x = 21,725,960.65/5,233.80
  6. Step 6: Final answer
    x = 4,151.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.