Home / 3,719.27-5,579.42-1,086.97

Finding the Fourth Proportional to 3,719.27, 5,579.42 and 1,086.97

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Solution

The fourth proportional to 3,719.27, 5,579.42 and 1,086.97 is: 1,630.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.27 : 5,579.42 = 1,086.97 : x
  2. Step 2: Convert to fraction form
    3,719.27/5,579.42 = 1,086.97/x
  3. Step 3: Cross multiply
    3,719.27x = 5,579.42 × 1,086.97
  4. Step 4: Simplify right side
    3,719.27x = 6,064,642.03
  5. Step 5: Solve for x
    x = 6,064,642.03/3,719.27
  6. Step 6: Final answer
    x = 1,630.60

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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.