Home / 3,176.12-4,764.49-1,095.85

Finding the Fourth Proportional to 3,176.12, 4,764.49 and 1,095.85

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Solution

The fourth proportional to 3,176.12, 4,764.49 and 1,095.85 is: 1,643.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.12 : 4,764.49 = 1,095.85 : x
  2. Step 2: Convert to fraction form
    3,176.12/4,764.49 = 1,095.85/x
  3. Step 3: Cross multiply
    3,176.12x = 4,764.49 × 1,095.85
  4. Step 4: Simplify right side
    3,176.12x = 5,221,142.54
  5. Step 5: Solve for x
    x = 5,221,142.54/3,176.12
  6. Step 6: Final answer
    x = 1,643.87

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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.