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Finding the Fourth Proportional to 2,633.76, 3,634.52 and 1,454.64

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Solution

The fourth proportional to 2,633.76, 3,634.52 and 1,454.64 is: 2,007.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633.76 : 3,634.52 = 1,454.64 : x
  2. Step 2: Convert to fraction form
    2,633.76/3,634.52 = 1,454.64/x
  3. Step 3: Cross multiply
    2,633.76x = 3,634.52 × 1,454.64
  4. Step 4: Simplify right side
    2,633.76x = 5,286,918.17
  5. Step 5: Solve for x
    x = 5,286,918.17/2,633.76
  6. Step 6: Final answer
    x = 2,007.37

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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.