Home / 2,996.28-4,494.26-1,147.25

Finding the Fourth Proportional to 2,996.28, 4,494.26 and 1,147.25

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Solution

The fourth proportional to 2,996.28, 4,494.26 and 1,147.25 is: 1,720.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996.28 : 4,494.26 = 1,147.25 : x
  2. Step 2: Convert to fraction form
    2,996.28/4,494.26 = 1,147.25/x
  3. Step 3: Cross multiply
    2,996.28x = 4,494.26 × 1,147.25
  4. Step 4: Simplify right side
    2,996.28x = 5,156,039.79
  5. Step 5: Solve for x
    x = 5,156,039.79/2,996.28
  6. Step 6: Final answer
    x = 1,720.81

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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.