Home / 3,708.12-5,562.84-1,243.74

Finding the Fourth Proportional to 3,708.12, 5,562.84 and 1,243.74

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Solution

The fourth proportional to 3,708.12, 5,562.84 and 1,243.74 is: 1,865.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.12 : 5,562.84 = 1,243.74 : x
  2. Step 2: Convert to fraction form
    3,708.12/5,562.84 = 1,243.74/x
  3. Step 3: Cross multiply
    3,708.12x = 5,562.84 × 1,243.74
  4. Step 4: Simplify right side
    3,708.12x = 6,918,726.62
  5. Step 5: Solve for x
    x = 6,918,726.62/3,708.12
  6. Step 6: Final answer
    x = 1,865.83

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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.