Home / 2,634.29-3,635.33-1,455.38

Finding the Fourth Proportional to 2,634.29, 3,635.33 and 1,455.38

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Solution

The fourth proportional to 2,634.29, 3,635.33 and 1,455.38 is: 2,008.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.29 : 3,635.33 = 1,455.38 : x
  2. Step 2: Convert to fraction form
    2,634.29/3,635.33 = 1,455.38/x
  3. Step 3: Cross multiply
    2,634.29x = 3,635.33 × 1,455.38
  4. Step 4: Simplify right side
    2,634.29x = 5,290,761.12
  5. Step 5: Solve for x
    x = 5,290,761.12/2,634.29
  6. Step 6: Final answer
    x = 2,008.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.