Home / 4,221.71-6,333.30-1,624.44

Finding the Fourth Proportional to 4,221.71, 6,333.30 and 1,624.44

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Solution

The fourth proportional to 4,221.71, 6,333.30 and 1,624.44 is: 2,436.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.71 : 6,333.30 = 1,624.44 : x
  2. Step 2: Convert to fraction form
    4,221.71/6,333.30 = 1,624.44/x
  3. Step 3: Cross multiply
    4,221.71x = 6,333.30 × 1,624.44
  4. Step 4: Simplify right side
    4,221.71x = 10,288,065.85
  5. Step 5: Solve for x
    x = 10,288,065.85/4,221.71
  6. Step 6: Final answer
    x = 2,436.95

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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.