Home / 3,377.08-5,065.68-1,185.82

Finding the Fourth Proportional to 3,377.08, 5,065.68 and 1,185.82

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Solution

The fourth proportional to 3,377.08, 5,065.68 and 1,185.82 is: 1,778.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.08 : 5,065.68 = 1,185.82 : x
  2. Step 2: Convert to fraction form
    3,377.08/5,065.68 = 1,185.82/x
  3. Step 3: Cross multiply
    3,377.08x = 5,065.68 × 1,185.82
  4. Step 4: Simplify right side
    3,377.08x = 6,006,984.66
  5. Step 5: Solve for x
    x = 6,006,984.66/3,377.08
  6. Step 6: Final answer
    x = 1,778.75

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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.