Home / 3,399.15-5,095.20-1,935.15

Finding the Fourth Proportional to 3,399.15, 5,095.20 and 1,935.15

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Solution

The fourth proportional to 3,399.15, 5,095.20 and 1,935.15 is: 2,900.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399.15 : 5,095.20 = 1,935.15 : x
  2. Step 2: Convert to fraction form
    3,399.15/5,095.20 = 1,935.15/x
  3. Step 3: Cross multiply
    3,399.15x = 5,095.20 × 1,935.15
  4. Step 4: Simplify right side
    3,399.15x = 9,859,976.28
  5. Step 5: Solve for x
    x = 9,859,976.28/3,399.15
  6. Step 6: Final answer
    x = 2,900.72

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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.