Home / 11,562.43-17,345.45-3,769.43

Finding the Fourth Proportional to 11,562.43, 17,345.45 and 3,769.43

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Solution

The fourth proportional to 11,562.43, 17,345.45 and 3,769.43 is: 5,654.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,562.43 : 17,345.45 = 3,769.43 : x
  2. Step 2: Convert to fraction form
    11,562.43/17,345.45 = 3,769.43/x
  3. Step 3: Cross multiply
    11,562.43x = 17,345.45 × 3,769.43
  4. Step 4: Simplify right side
    11,562.43x = 65,382,459.59
  5. Step 5: Solve for x
    x = 65,382,459.59/11,562.43
  6. Step 6: Final answer
    x = 5,654.73

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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.