Home / 2,206.41-3,301.38-2,181.81

Finding the Fourth Proportional to 2,206.41, 3,301.38 and 2,181.81

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Solution

The fourth proportional to 2,206.41, 3,301.38 and 2,181.81 is: 3,264.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.41 : 3,301.38 = 2,181.81 : x
  2. Step 2: Convert to fraction form
    2,206.41/3,301.38 = 2,181.81/x
  3. Step 3: Cross multiply
    2,206.41x = 3,301.38 × 2,181.81
  4. Step 4: Simplify right side
    2,206.41x = 7,202,983.90
  5. Step 5: Solve for x
    x = 7,202,983.90/2,206.41
  6. Step 6: Final answer
    x = 3,264.57

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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.