Home / 7,833.22-11,751.71-2,568.62

Finding the Fourth Proportional to 7,833.22, 11,751.71 and 2,568.62

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Solution

The fourth proportional to 7,833.22, 11,751.71 and 2,568.62 is: 3,853.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,833.22 : 11,751.71 = 2,568.62 : x
  2. Step 2: Convert to fraction form
    7,833.22/11,751.71 = 2,568.62/x
  3. Step 3: Cross multiply
    7,833.22x = 11,751.71 × 2,568.62
  4. Step 4: Simplify right side
    7,833.22x = 30,185,677.34
  5. Step 5: Solve for x
    x = 30,185,677.34/7,833.22
  6. Step 6: Final answer
    x = 3,853.55

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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.