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Finding the Fourth Proportional to 4,474.73, 6,714.51 and 2,629.45

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Solution

The fourth proportional to 4,474.73, 6,714.51 and 2,629.45 is: 3,945.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474.73 : 6,714.51 = 2,629.45 : x
  2. Step 2: Convert to fraction form
    4,474.73/6,714.51 = 2,629.45/x
  3. Step 3: Cross multiply
    4,474.73x = 6,714.51 × 2,629.45
  4. Step 4: Simplify right side
    4,474.73x = 17,655,468.32
  5. Step 5: Solve for x
    x = 17,655,468.32/4,474.73
  6. Step 6: Final answer
    x = 3,945.59

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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.