Home / 3,786.65-5,680.79-1,594.11

Finding the Fourth Proportional to 3,786.65, 5,680.79 and 1,594.11

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Solution

The fourth proportional to 3,786.65, 5,680.79 and 1,594.11 is: 2,391.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.65 : 5,680.79 = 1,594.11 : x
  2. Step 2: Convert to fraction form
    3,786.65/5,680.79 = 1,594.11/x
  3. Step 3: Cross multiply
    3,786.65x = 5,680.79 × 1,594.11
  4. Step 4: Simplify right side
    3,786.65x = 9,055,796.18
  5. Step 5: Solve for x
    x = 9,055,796.18/3,786.65
  6. Step 6: Final answer
    x = 2,391.51

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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.