Home / 2,226.24-3,339.72-927.76

Finding the Fourth Proportional to 2,226.24, 3,339.72 and 927.76

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Solution

The fourth proportional to 2,226.24, 3,339.72 and 927.76 is: 1,391.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.24 : 3,339.72 = 927.76 : x
  2. Step 2: Convert to fraction form
    2,226.24/3,339.72 = 927.76/x
  3. Step 3: Cross multiply
    2,226.24x = 3,339.72 × 927.76
  4. Step 4: Simplify right side
    2,226.24x = 3,098,458.63
  5. Step 5: Solve for x
    x = 3,098,458.63/2,226.24
  6. Step 6: Final answer
    x = 1,391.79

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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.