Home / 7,286.14-10,926.78-2,902.42

Finding the Fourth Proportional to 7,286.14, 10,926.78 and 2,902.42

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Solution

The fourth proportional to 7,286.14, 10,926.78 and 2,902.42 is: 4,352.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.14 : 10,926.78 = 2,902.42 : x
  2. Step 2: Convert to fraction form
    7,286.14/10,926.78 = 2,902.42/x
  3. Step 3: Cross multiply
    7,286.14x = 10,926.78 × 2,902.42
  4. Step 4: Simplify right side
    7,286.14x = 31,714,104.81
  5. Step 5: Solve for x
    x = 31,714,104.81/7,286.14
  6. Step 6: Final answer
    x = 4,352.66

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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.