Home / 2,266.05-3,398.42-949.77

Finding the Fourth Proportional to 2,266.05, 3,398.42 and 949.77

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Solution

The fourth proportional to 2,266.05, 3,398.42 and 949.77 is: 1,424.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.05 : 3,398.42 = 949.77 : x
  2. Step 2: Convert to fraction form
    2,266.05/3,398.42 = 949.77/x
  3. Step 3: Cross multiply
    2,266.05x = 3,398.42 × 949.77
  4. Step 4: Simplify right side
    2,266.05x = 3,227,726.70
  5. Step 5: Solve for x
    x = 3,227,726.70/2,266.05
  6. Step 6: Final answer
    x = 1,424.38

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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.