Home / 2,242.06-3,363.06-943.21

Finding the Fourth Proportional to 2,242.06, 3,363.06 and 943.21

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Solution

The fourth proportional to 2,242.06, 3,363.06 and 943.21 is: 1,414.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.06 : 3,363.06 = 943.21 : x
  2. Step 2: Convert to fraction form
    2,242.06/3,363.06 = 943.21/x
  3. Step 3: Cross multiply
    2,242.06x = 3,363.06 × 943.21
  4. Step 4: Simplify right side
    2,242.06x = 3,172,071.82
  5. Step 5: Solve for x
    x = 3,172,071.82/2,242.06
  6. Step 6: Final answer
    x = 1,414.80

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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.