Home / 3,722.42-5,584.14-1,382.13

Finding the Fourth Proportional to 3,722.42, 5,584.14 and 1,382.13

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Solution

The fourth proportional to 3,722.42, 5,584.14 and 1,382.13 is: 2,073.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.42 : 5,584.14 = 1,382.13 : x
  2. Step 2: Convert to fraction form
    3,722.42/5,584.14 = 1,382.13/x
  3. Step 3: Cross multiply
    3,722.42x = 5,584.14 × 1,382.13
  4. Step 4: Simplify right side
    3,722.42x = 7,718,007.42
  5. Step 5: Solve for x
    x = 7,718,007.42/3,722.42
  6. Step 6: Final answer
    x = 2,073.38

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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.