Home / 4,442.71-6,668.39-2,135.83

Finding the Fourth Proportional to 4,442.71, 6,668.39 and 2,135.83

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Solution

The fourth proportional to 4,442.71, 6,668.39 and 2,135.83 is: 3,205.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.71 : 6,668.39 = 2,135.83 : x
  2. Step 2: Convert to fraction form
    4,442.71/6,668.39 = 2,135.83/x
  3. Step 3: Cross multiply
    4,442.71x = 6,668.39 × 2,135.83
  4. Step 4: Simplify right side
    4,442.71x = 14,242,536.73
  5. Step 5: Solve for x
    x = 14,242,536.73/4,442.71
  6. Step 6: Final answer
    x = 3,205.82

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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.