Home / 3,306.32-4,961.42-1,227.76

Finding the Fourth Proportional to 3,306.32, 4,961.42 and 1,227.76

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Solution

The fourth proportional to 3,306.32, 4,961.42 and 1,227.76 is: 1,842.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.32 : 4,961.42 = 1,227.76 : x
  2. Step 2: Convert to fraction form
    3,306.32/4,961.42 = 1,227.76/x
  3. Step 3: Cross multiply
    3,306.32x = 4,961.42 × 1,227.76
  4. Step 4: Simplify right side
    3,306.32x = 6,091,419.08
  5. Step 5: Solve for x
    x = 6,091,419.08/3,306.32
  6. Step 6: Final answer
    x = 1,842.36

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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.