Home / 4,121.11-5,687.14-2,232.71

Finding the Fourth Proportional to 4,121.11, 5,687.14 and 2,232.71

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Solution

The fourth proportional to 4,121.11, 5,687.14 and 2,232.71 is: 3,081.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.11 : 5,687.14 = 2,232.71 : x
  2. Step 2: Convert to fraction form
    4,121.11/5,687.14 = 2,232.71/x
  3. Step 3: Cross multiply
    4,121.11x = 5,687.14 × 2,232.71
  4. Step 4: Simplify right side
    4,121.11x = 12,697,733.84
  5. Step 5: Solve for x
    x = 12,697,733.84/4,121.11
  6. Step 6: Final answer
    x = 3,081.14

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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.