Home / 11,251.52-16,868.14-4,682.62

Finding the Fourth Proportional to 11,251.52, 16,868.14 and 4,682.62

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Solution

The fourth proportional to 11,251.52, 16,868.14 and 4,682.62 is: 7,020.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.52 : 16,868.14 = 4,682.62 : x
  2. Step 2: Convert to fraction form
    11,251.52/16,868.14 = 4,682.62/x
  3. Step 3: Cross multiply
    11,251.52x = 16,868.14 × 4,682.62
  4. Step 4: Simplify right side
    11,251.52x = 78,987,089.73
  5. Step 5: Solve for x
    x = 78,987,089.73/11,251.52
  6. Step 6: Final answer
    x = 7,020.13

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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.