Home / 5,119.98-7,667.66-2,922.04

Finding the Fourth Proportional to 5,119.98, 7,667.66 and 2,922.04

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Solution

The fourth proportional to 5,119.98, 7,667.66 and 2,922.04 is: 4,376.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119.98 : 7,667.66 = 2,922.04 : x
  2. Step 2: Convert to fraction form
    5,119.98/7,667.66 = 2,922.04/x
  3. Step 3: Cross multiply
    5,119.98x = 7,667.66 × 2,922.04
  4. Step 4: Simplify right side
    5,119.98x = 22,405,226.12
  5. Step 5: Solve for x
    x = 22,405,226.12/5,119.98
  6. Step 6: Final answer
    x = 4,376.04

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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.