Home / 4,446.21-6,673.64-2,139.33

Finding the Fourth Proportional to 4,446.21, 6,673.64 and 2,139.33

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Solution

The fourth proportional to 4,446.21, 6,673.64 and 2,139.33 is: 3,211.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.21 : 6,673.64 = 2,139.33 : x
  2. Step 2: Convert to fraction form
    4,446.21/6,673.64 = 2,139.33/x
  3. Step 3: Cross multiply
    4,446.21x = 6,673.64 × 2,139.33
  4. Step 4: Simplify right side
    4,446.21x = 14,277,107.56
  5. Step 5: Solve for x
    x = 14,277,107.56/4,446.21
  6. Step 6: Final answer
    x = 3,211.07

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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.