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Finding the Fourth Proportional to 7,357.19, 11,034.19 and 2,677.31

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Solution

The fourth proportional to 7,357.19, 11,034.19 and 2,677.31 is: 4,015.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357.19 : 11,034.19 = 2,677.31 : x
  2. Step 2: Convert to fraction form
    7,357.19/11,034.19 = 2,677.31/x
  3. Step 3: Cross multiply
    7,357.19x = 11,034.19 × 2,677.31
  4. Step 4: Simplify right side
    7,357.19x = 29,541,998.85
  5. Step 5: Solve for x
    x = 29,541,998.85/7,357.19
  6. Step 6: Final answer
    x = 4,015.39

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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.