Home / 3,710.26-5,565.71-1,245.22

Finding the Fourth Proportional to 3,710.26, 5,565.71 and 1,245.22

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Solution

The fourth proportional to 3,710.26, 5,565.71 and 1,245.22 is: 1,867.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.26 : 5,565.71 = 1,245.22 : x
  2. Step 2: Convert to fraction form
    3,710.26/5,565.71 = 1,245.22/x
  3. Step 3: Cross multiply
    3,710.26x = 5,565.71 × 1,245.22
  4. Step 4: Simplify right side
    3,710.26x = 6,930,553.91
  5. Step 5: Solve for x
    x = 6,930,553.91/3,710.26
  6. Step 6: Final answer
    x = 1,867.95

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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.