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Finding the Fourth Proportional to 6,629.17, 9,922.11 and 4,873.71

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Solution

The fourth proportional to 6,629.17, 9,922.11 and 4,873.71 is: 7,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.17 : 9,922.11 = 4,873.71 : x
  2. Step 2: Convert to fraction form
    6,629.17/9,922.11 = 4,873.71/x
  3. Step 3: Cross multiply
    6,629.17x = 9,922.11 × 4,873.71
  4. Step 4: Simplify right side
    6,629.17x = 48,357,486.73
  5. Step 5: Solve for x
    x = 48,357,486.73/6,629.17
  6. Step 6: Final answer
    x = 7,294.65

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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.