Home / 1,747.44-2,616.44-1,399.12

Finding the Fourth Proportional to 1,747.44, 2,616.44 and 1,399.12

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Solution

The fourth proportional to 1,747.44, 2,616.44 and 1,399.12 is: 2,094.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.44 : 2,616.44 = 1,399.12 : x
  2. Step 2: Convert to fraction form
    1,747.44/2,616.44 = 1,399.12/x
  3. Step 3: Cross multiply
    1,747.44x = 2,616.44 × 1,399.12
  4. Step 4: Simplify right side
    1,747.44x = 3,660,713.53
  5. Step 5: Solve for x
    x = 3,660,713.53/1,747.44
  6. Step 6: Final answer
    x = 2,094.90

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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.