Home / 7,551.45-11,326.65-2,286.62

Finding the Fourth Proportional to 7,551.45, 11,326.65 and 2,286.62

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Solution

The fourth proportional to 7,551.45, 11,326.65 and 2,286.62 is: 3,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.45 : 11,326.65 = 2,286.62 : x
  2. Step 2: Convert to fraction form
    7,551.45/11,326.65 = 2,286.62/x
  3. Step 3: Cross multiply
    7,551.45x = 11,326.65 × 2,286.62
  4. Step 4: Simplify right side
    7,551.45x = 25,899,687.79
  5. Step 5: Solve for x
    x = 25,899,687.79/7,551.45
  6. Step 6: Final answer
    x = 3,429.76

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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.