Home / 5,169.38-7,752.06-2,205.94

Finding the Fourth Proportional to 5,169.38, 7,752.06 and 2,205.94

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Solution

The fourth proportional to 5,169.38, 7,752.06 and 2,205.94 is: 3,308.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.38 : 7,752.06 = 2,205.94 : x
  2. Step 2: Convert to fraction form
    5,169.38/7,752.06 = 2,205.94/x
  3. Step 3: Cross multiply
    5,169.38x = 7,752.06 × 2,205.94
  4. Step 4: Simplify right side
    5,169.38x = 17,100,579.24
  5. Step 5: Solve for x
    x = 17,100,579.24/5,169.38
  6. Step 6: Final answer
    x = 3,308.05

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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.