Home / 4,425.21-6,628.23-2,081.70

Finding the Fourth Proportional to 4,425.21, 6,628.23 and 2,081.70

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Solution

The fourth proportional to 4,425.21, 6,628.23 and 2,081.70 is: 3,118.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.21 : 6,628.23 = 2,081.70 : x
  2. Step 2: Convert to fraction form
    4,425.21/6,628.23 = 2,081.70/x
  3. Step 3: Cross multiply
    4,425.21x = 6,628.23 × 2,081.70
  4. Step 4: Simplify right side
    4,425.21x = 13,797,986.39
  5. Step 5: Solve for x
    x = 13,797,986.39/4,425.21
  6. Step 6: Final answer
    x = 3,118.04

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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.