Home / 11,560.48-17,340.20-3,769.36

Finding the Fourth Proportional to 11,560.48, 17,340.20 and 3,769.36

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Solution

The fourth proportional to 11,560.48, 17,340.20 and 3,769.36 is: 5,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,560.48 : 17,340.20 = 3,769.36 : x
  2. Step 2: Convert to fraction form
    11,560.48/17,340.20 = 3,769.36/x
  3. Step 3: Cross multiply
    11,560.48x = 17,340.20 × 3,769.36
  4. Step 4: Simplify right side
    11,560.48x = 65,361,456.27
  5. Step 5: Solve for x
    x = 65,361,456.27/11,560.48
  6. Step 6: Final answer
    x = 5,653.87

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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.