Home / 3,930.45-5,895.67-2,694.11

Finding the Fourth Proportional to 3,930.45, 5,895.67 and 2,694.11

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Solution

The fourth proportional to 3,930.45, 5,895.67 and 2,694.11 is: 4,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930.45 : 5,895.67 = 2,694.11 : x
  2. Step 2: Convert to fraction form
    3,930.45/5,895.67 = 2,694.11/x
  3. Step 3: Cross multiply
    3,930.45x = 5,895.67 × 2,694.11
  4. Step 4: Simplify right side
    3,930.45x = 15,883,596.87
  5. Step 5: Solve for x
    x = 15,883,596.87/3,930.45
  6. Step 6: Final answer
    x = 4,041.17

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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.