Home / 2,222.16-3,330-1,516.92

Finding the Fourth Proportional to 2,222.16, 3,330 and 1,516.92

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Solution

The fourth proportional to 2,222.16, 3,330 and 1,516.92 is: 2,273.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.16 : 3,330 = 1,516.92 : x
  2. Step 2: Convert to fraction form
    2,222.16/3,330 = 1,516.92/x
  3. Step 3: Cross multiply
    2,222.16x = 3,330 × 1,516.92
  4. Step 4: Simplify right side
    2,222.16x = 5,051,343.60
  5. Step 5: Solve for x
    x = 5,051,343.60/2,222.16
  6. Step 6: Final answer
    x = 2,273.17

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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.