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Finding the Fourth Proportional to 7,338.57, 10,135.41 and 4,976.61

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Solution

The fourth proportional to 7,338.57, 10,135.41 and 4,976.61 is: 6,873.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.57 : 10,135.41 = 4,976.61 : x
  2. Step 2: Convert to fraction form
    7,338.57/10,135.41 = 4,976.61/x
  3. Step 3: Cross multiply
    7,338.57x = 10,135.41 × 4,976.61
  4. Step 4: Simplify right side
    7,338.57x = 50,439,982.76
  5. Step 5: Solve for x
    x = 50,439,982.76/7,338.57
  6. Step 6: Final answer
    x = 6,873.27

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.