Home / 2,661.23-3,993.33-1,882.28

Finding the Fourth Proportional to 2,661.23, 3,993.33 and 1,882.28

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Solution

The fourth proportional to 2,661.23, 3,993.33 and 1,882.28 is: 2,824.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661.23 : 3,993.33 = 1,882.28 : x
  2. Step 2: Convert to fraction form
    2,661.23/3,993.33 = 1,882.28/x
  3. Step 3: Cross multiply
    2,661.23x = 3,993.33 × 1,882.28
  4. Step 4: Simplify right side
    2,661.23x = 7,516,565.19
  5. Step 5: Solve for x
    x = 7,516,565.19/2,661.23
  6. Step 6: Final answer
    x = 2,824.47

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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.