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Finding the Fourth Proportional to 7,296.74, 10,945.43 and 2,677.22

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Solution

The fourth proportional to 7,296.74, 10,945.43 and 2,677.22 is: 4,015.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296.74 : 10,945.43 = 2,677.22 : x
  2. Step 2: Convert to fraction form
    7,296.74/10,945.43 = 2,677.22/x
  3. Step 3: Cross multiply
    7,296.74x = 10,945.43 × 2,677.22
  4. Step 4: Simplify right side
    7,296.74x = 29,303,324.10
  5. Step 5: Solve for x
    x = 29,303,324.10/7,296.74
  6. Step 6: Final answer
    x = 4,015.95

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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.