Home / 2,222.44-3,330.54-923.20

Finding the Fourth Proportional to 2,222.44, 3,330.54 and 923.20

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Solution

The fourth proportional to 2,222.44, 3,330.54 and 923.20 is: 1,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.44 : 3,330.54 = 923.20 : x
  2. Step 2: Convert to fraction form
    2,222.44/3,330.54 = 923.20/x
  3. Step 3: Cross multiply
    2,222.44x = 3,330.54 × 923.20
  4. Step 4: Simplify right side
    2,222.44x = 3,074,754.53
  5. Step 5: Solve for x
    x = 3,074,754.53/2,222.44
  6. Step 6: Final answer
    x = 1,383.50

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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.