Home / 5,331.85-7,997.79-1,634.09

Finding the Fourth Proportional to 5,331.85, 7,997.79 and 1,634.09

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Solution

The fourth proportional to 5,331.85, 7,997.79 and 1,634.09 is: 2,451.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.85 : 7,997.79 = 1,634.09 : x
  2. Step 2: Convert to fraction form
    5,331.85/7,997.79 = 1,634.09/x
  3. Step 3: Cross multiply
    5,331.85x = 7,997.79 × 1,634.09
  4. Step 4: Simplify right side
    5,331.85x = 13,069,074.80
  5. Step 5: Solve for x
    x = 13,069,074.80/5,331.85
  6. Step 6: Final answer
    x = 2,451.13

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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.