Home / 3,979.18-5,967.24-1,757.90

Finding the Fourth Proportional to 3,979.18, 5,967.24 and 1,757.90

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Solution

The fourth proportional to 3,979.18, 5,967.24 and 1,757.90 is: 2,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979.18 : 5,967.24 = 1,757.90 : x
  2. Step 2: Convert to fraction form
    3,979.18/5,967.24 = 1,757.90/x
  3. Step 3: Cross multiply
    3,979.18x = 5,967.24 × 1,757.90
  4. Step 4: Simplify right side
    3,979.18x = 10,489,772.57
  5. Step 5: Solve for x
    x = 10,489,772.57/3,979.18
  6. Step 6: Final answer
    x = 2,636.16

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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.