Home / 6,119.52-9,181.98-3,199.92

Finding the Fourth Proportional to 6,119.52, 9,181.98 and 3,199.92

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Solution

The fourth proportional to 6,119.52, 9,181.98 and 3,199.92 is: 4,801.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.52 : 9,181.98 = 3,199.92 : x
  2. Step 2: Convert to fraction form
    6,119.52/9,181.98 = 3,199.92/x
  3. Step 3: Cross multiply
    6,119.52x = 9,181.98 × 3,199.92
  4. Step 4: Simplify right side
    6,119.52x = 29,381,601.44
  5. Step 5: Solve for x
    x = 29,381,601.44/6,119.52
  6. Step 6: Final answer
    x = 4,801.29

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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.