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Finding the Fourth Proportional to 6,993.33, 10,491.80 and 2,610.82

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Solution

The fourth proportional to 6,993.33, 10,491.80 and 2,610.82 is: 3,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,993.33 : 10,491.80 = 2,610.82 : x
  2. Step 2: Convert to fraction form
    6,993.33/10,491.80 = 2,610.82/x
  3. Step 3: Cross multiply
    6,993.33x = 10,491.80 × 2,610.82
  4. Step 4: Simplify right side
    6,993.33x = 27,392,201.28
  5. Step 5: Solve for x
    x = 27,392,201.28/6,993.33
  6. Step 6: Final answer
    x = 3,916.90

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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.