Home / 4,126.06-5,687.30-3,228.22

Finding the Fourth Proportional to 4,126.06, 5,687.30 and 3,228.22

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Solution

The fourth proportional to 4,126.06, 5,687.30 and 3,228.22 is: 4,449.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.06 : 5,687.30 = 3,228.22 : x
  2. Step 2: Convert to fraction form
    4,126.06/5,687.30 = 3,228.22/x
  3. Step 3: Cross multiply
    4,126.06x = 5,687.30 × 3,228.22
  4. Step 4: Simplify right side
    4,126.06x = 18,359,855.61
  5. Step 5: Solve for x
    x = 18,359,855.61/4,126.06
  6. Step 6: Final answer
    x = 4,449.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.