Home / 2,814.67-4,222.01-1,149.58

Finding the Fourth Proportional to 2,814.67, 4,222.01 and 1,149.58

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Solution

The fourth proportional to 2,814.67, 4,222.01 and 1,149.58 is: 1,724.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.67 : 4,222.01 = 1,149.58 : x
  2. Step 2: Convert to fraction form
    2,814.67/4,222.01 = 1,149.58/x
  3. Step 3: Cross multiply
    2,814.67x = 4,222.01 × 1,149.58
  4. Step 4: Simplify right side
    2,814.67x = 4,853,532.65
  5. Step 5: Solve for x
    x = 4,853,532.65/2,814.67
  6. Step 6: Final answer
    x = 1,724.37

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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.