Home / 7,191.14-10,787.92-2,260.37

Finding the Fourth Proportional to 7,191.14, 10,787.92 and 2,260.37

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Solution

The fourth proportional to 7,191.14, 10,787.92 and 2,260.37 is: 3,390.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191.14 : 10,787.92 = 2,260.37 : x
  2. Step 2: Convert to fraction form
    7,191.14/10,787.92 = 2,260.37/x
  3. Step 3: Cross multiply
    7,191.14x = 10,787.92 × 2,260.37
  4. Step 4: Simplify right side
    7,191.14x = 24,384,712.05
  5. Step 5: Solve for x
    x = 24,384,712.05/7,191.14
  6. Step 6: Final answer
    x = 3,390.94

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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.