Home / 5,269.70-7,909.33-2,806.59

Finding the Fourth Proportional to 5,269.70, 7,909.33 and 2,806.59

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Solution

The fourth proportional to 5,269.70, 7,909.33 and 2,806.59 is: 4,212.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.70 : 7,909.33 = 2,806.59 : x
  2. Step 2: Convert to fraction form
    5,269.70/7,909.33 = 2,806.59/x
  3. Step 3: Cross multiply
    5,269.70x = 7,909.33 × 2,806.59
  4. Step 4: Simplify right side
    5,269.70x = 22,198,246.48
  5. Step 5: Solve for x
    x = 22,198,246.48/5,269.70
  6. Step 6: Final answer
    x = 4,212.43

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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.