Home / 7,248.68-10,872.62-2,054.56

Finding the Fourth Proportional to 7,248.68, 10,872.62 and 2,054.56

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Solution

The fourth proportional to 7,248.68, 10,872.62 and 2,054.56 is: 3,081.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.68 : 10,872.62 = 2,054.56 : x
  2. Step 2: Convert to fraction form
    7,248.68/10,872.62 = 2,054.56/x
  3. Step 3: Cross multiply
    7,248.68x = 10,872.62 × 2,054.56
  4. Step 4: Simplify right side
    7,248.68x = 22,338,450.15
  5. Step 5: Solve for x
    x = 22,338,450.15/7,248.68
  6. Step 6: Final answer
    x = 3,081.73

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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.