Home / 2,239.72-3,357.96-1,007.71

Finding the Fourth Proportional to 2,239.72, 3,357.96 and 1,007.71

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Solution

The fourth proportional to 2,239.72, 3,357.96 and 1,007.71 is: 1,510.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.72 : 3,357.96 = 1,007.71 : x
  2. Step 2: Convert to fraction form
    2,239.72/3,357.96 = 1,007.71/x
  3. Step 3: Cross multiply
    2,239.72x = 3,357.96 × 1,007.71
  4. Step 4: Simplify right side
    2,239.72x = 3,383,849.87
  5. Step 5: Solve for x
    x = 3,383,849.87/2,239.72
  6. Step 6: Final answer
    x = 1,510.84

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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.