Home / 4,446.71-6,674.39-2,139.83

Finding the Fourth Proportional to 4,446.71, 6,674.39 and 2,139.83

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Solution

The fourth proportional to 4,446.71, 6,674.39 and 2,139.83 is: 3,211.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.71 : 6,674.39 = 2,139.83 : x
  2. Step 2: Convert to fraction form
    4,446.71/6,674.39 = 2,139.83/x
  3. Step 3: Cross multiply
    4,446.71x = 6,674.39 × 2,139.83
  4. Step 4: Simplify right side
    4,446.71x = 14,282,049.25
  5. Step 5: Solve for x
    x = 14,282,049.25/4,446.71
  6. Step 6: Final answer
    x = 3,211.82

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1.5x scale

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.