Home / 2,242.69-3,364.05-1,268.57

Finding the Fourth Proportional to 2,242.69, 3,364.05 and 1,268.57

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Solution

The fourth proportional to 2,242.69, 3,364.05 and 1,268.57 is: 1,902.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.69 : 3,364.05 = 1,268.57 : x
  2. Step 2: Convert to fraction form
    2,242.69/3,364.05 = 1,268.57/x
  3. Step 3: Cross multiply
    2,242.69x = 3,364.05 × 1,268.57
  4. Step 4: Simplify right side
    2,242.69x = 4,267,532.91
  5. Step 5: Solve for x
    x = 4,267,532.91/2,242.69
  6. Step 6: Final answer
    x = 1,902.86

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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.