Home / 4,424.52-6,636.78-1,137.61

Finding the Fourth Proportional to 4,424.52, 6,636.78 and 1,137.61

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Solution

The fourth proportional to 4,424.52, 6,636.78 and 1,137.61 is: 1,706.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,424.52 : 6,636.78 = 1,137.61 : x
  2. Step 2: Convert to fraction form
    4,424.52/6,636.78 = 1,137.61/x
  3. Step 3: Cross multiply
    4,424.52x = 6,636.78 × 1,137.61
  4. Step 4: Simplify right side
    4,424.52x = 7,550,067.30
  5. Step 5: Solve for x
    x = 7,550,067.30/4,424.52
  6. Step 6: Final answer
    x = 1,706.42

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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.