Home / 2,247.84-3,105.36-2,230.56

Finding the Fourth Proportional to 2,247.84, 3,105.36 and 2,230.56

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Solution

The fourth proportional to 2,247.84, 3,105.36 and 2,230.56 is: 3,081.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.84 : 3,105.36 = 2,230.56 : x
  2. Step 2: Convert to fraction form
    2,247.84/3,105.36 = 2,230.56/x
  3. Step 3: Cross multiply
    2,247.84x = 3,105.36 × 2,230.56
  4. Step 4: Simplify right side
    2,247.84x = 6,926,691.80
  5. Step 5: Solve for x
    x = 6,926,691.80/2,247.84
  6. Step 6: Final answer
    x = 3,081.49

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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.