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Finding the Fourth Proportional to 2,756.67, 3,796.38 and 2,424.98

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Solution

The fourth proportional to 2,756.67, 3,796.38 and 2,424.98 is: 3,339.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.67 : 3,796.38 = 2,424.98 : x
  2. Step 2: Convert to fraction form
    2,756.67/3,796.38 = 2,424.98/x
  3. Step 3: Cross multiply
    2,756.67x = 3,796.38 × 2,424.98
  4. Step 4: Simplify right side
    2,756.67x = 9,206,126.59
  5. Step 5: Solve for x
    x = 9,206,126.59/2,756.67
  6. Step 6: Final answer
    x = 3,339.58

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Why These Related Problems?

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