Home / 2,267.78-3,402.20-1,035.38

Finding the Fourth Proportional to 2,267.78, 3,402.20 and 1,035.38

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Solution

The fourth proportional to 2,267.78, 3,402.20 and 1,035.38 is: 1,553.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.78 : 3,402.20 = 1,035.38 : x
  2. Step 2: Convert to fraction form
    2,267.78/3,402.20 = 1,035.38/x
  3. Step 3: Cross multiply
    2,267.78x = 3,402.20 × 1,035.38
  4. Step 4: Simplify right side
    2,267.78x = 3,522,569.84
  5. Step 5: Solve for x
    x = 3,522,569.84/2,267.78
  6. Step 6: Final answer
    x = 1,553.31

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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.