Home / 2,266.28-3,398.03-2,072.91

Finding the Fourth Proportional to 2,266.28, 3,398.03 and 2,072.91

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Solution

The fourth proportional to 2,266.28, 3,398.03 and 2,072.91 is: 3,108.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.28 : 3,398.03 = 2,072.91 : x
  2. Step 2: Convert to fraction form
    2,266.28/3,398.03 = 2,072.91/x
  3. Step 3: Cross multiply
    2,266.28x = 3,398.03 × 2,072.91
  4. Step 4: Simplify right side
    2,266.28x = 7,043,783.01
  5. Step 5: Solve for x
    x = 7,043,783.01/2,266.28
  6. Step 6: Final answer
    x = 3,108.09

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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.