Home / 4,186.06-5,780.66-2,696.57

Finding the Fourth Proportional to 4,186.06, 5,780.66 and 2,696.57

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Solution

The fourth proportional to 4,186.06, 5,780.66 and 2,696.57 is: 3,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.06 : 5,780.66 = 2,696.57 : x
  2. Step 2: Convert to fraction form
    4,186.06/5,780.66 = 2,696.57/x
  3. Step 3: Cross multiply
    4,186.06x = 5,780.66 × 2,696.57
  4. Step 4: Simplify right side
    4,186.06x = 15,587,954.34
  5. Step 5: Solve for x
    x = 15,587,954.34/4,186.06
  6. Step 6: Final answer
    x = 3,723.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.