Home / 3,195.92-4,790.52-1,248.08

Finding the Fourth Proportional to 3,195.92, 4,790.52 and 1,248.08

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Solution

The fourth proportional to 3,195.92, 4,790.52 and 1,248.08 is: 1,870.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.92 : 4,790.52 = 1,248.08 : x
  2. Step 2: Convert to fraction form
    3,195.92/4,790.52 = 1,248.08/x
  3. Step 3: Cross multiply
    3,195.92x = 4,790.52 × 1,248.08
  4. Step 4: Simplify right side
    3,195.92x = 5,978,952.20
  5. Step 5: Solve for x
    x = 5,978,952.20/3,195.92
  6. Step 6: Final answer
    x = 1,870.81

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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.