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Finding the Fourth Proportional to 4,932.87, 7,387.52 and 2,846.55

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Solution

The fourth proportional to 4,932.87, 7,387.52 and 2,846.55 is: 4,263.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.87 : 7,387.52 = 2,846.55 : x
  2. Step 2: Convert to fraction form
    4,932.87/7,387.52 = 2,846.55/x
  3. Step 3: Cross multiply
    4,932.87x = 7,387.52 × 2,846.55
  4. Step 4: Simplify right side
    4,932.87x = 21,028,930.82
  5. Step 5: Solve for x
    x = 21,028,930.82/4,932.87
  6. Step 6: Final answer
    x = 4,263.02

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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.