Home / 4,922.28-7,383.40-1,224.44

Finding the Fourth Proportional to 4,922.28, 7,383.40 and 1,224.44

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Solution

The fourth proportional to 4,922.28, 7,383.40 and 1,224.44 is: 1,836.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.28 : 7,383.40 = 1,224.44 : x
  2. Step 2: Convert to fraction form
    4,922.28/7,383.40 = 1,224.44/x
  3. Step 3: Cross multiply
    4,922.28x = 7,383.40 × 1,224.44
  4. Step 4: Simplify right side
    4,922.28x = 9,040,530.30
  5. Step 5: Solve for x
    x = 9,040,530.30/4,922.28
  6. Step 6: Final answer
    x = 1,836.66

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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.