Home / 5,092.82-7,641.81-2,319.11

Finding the Fourth Proportional to 5,092.82, 7,641.81 and 2,319.11

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Solution

The fourth proportional to 5,092.82, 7,641.81 and 2,319.11 is: 3,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.82 : 7,641.81 = 2,319.11 : x
  2. Step 2: Convert to fraction form
    5,092.82/7,641.81 = 2,319.11/x
  3. Step 3: Cross multiply
    5,092.82x = 7,641.81 × 2,319.11
  4. Step 4: Simplify right side
    5,092.82x = 17,722,197.99
  5. Step 5: Solve for x
    x = 17,722,197.99/5,092.82
  6. Step 6: Final answer
    x = 3,479.84

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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.