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Finding the Fourth Proportional to 4,551.16, 6,791.04 and 4,272.52

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Solution

The fourth proportional to 4,551.16, 6,791.04 and 4,272.52 is: 6,375.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.16 : 6,791.04 = 4,272.52 : x
  2. Step 2: Convert to fraction form
    4,551.16/6,791.04 = 4,272.52/x
  3. Step 3: Cross multiply
    4,551.16x = 6,791.04 × 4,272.52
  4. Step 4: Simplify right side
    4,551.16x = 29,014,837.24
  5. Step 5: Solve for x
    x = 29,014,837.24/4,551.16
  6. Step 6: Final answer
    x = 6,375.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.