Home / 5,486.91-7,571.89-2,969.02

Finding the Fourth Proportional to 5,486.91, 7,571.89 and 2,969.02

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Solution

The fourth proportional to 5,486.91, 7,571.89 and 2,969.02 is: 4,097.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.91 : 7,571.89 = 2,969.02 : x
  2. Step 2: Convert to fraction form
    5,486.91/7,571.89 = 2,969.02/x
  3. Step 3: Cross multiply
    5,486.91x = 7,571.89 × 2,969.02
  4. Step 4: Simplify right side
    5,486.91x = 22,481,092.85
  5. Step 5: Solve for x
    x = 22,481,092.85/5,486.91
  6. Step 6: Final answer
    x = 4,097.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.