Home / 3,786.30-5,680.06-1,707.03

Finding the Fourth Proportional to 3,786.30, 5,680.06 and 1,707.03

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Solution

The fourth proportional to 3,786.30, 5,680.06 and 1,707.03 is: 2,560.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.30 : 5,680.06 = 1,707.03 : x
  2. Step 2: Convert to fraction form
    3,786.30/5,680.06 = 1,707.03/x
  3. Step 3: Cross multiply
    3,786.30x = 5,680.06 × 1,707.03
  4. Step 4: Simplify right side
    3,786.30x = 9,696,028.55
  5. Step 5: Solve for x
    x = 9,696,028.55/3,786.30
  6. Step 6: Final answer
    x = 2,560.82

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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.