Home / 10,204.26-15,304.44-2,806.86

Finding the Fourth Proportional to 10,204.26, 15,304.44 and 2,806.86

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Solution

The fourth proportional to 10,204.26, 15,304.44 and 2,806.86 is: 4,209.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204.26 : 15,304.44 = 2,806.86 : x
  2. Step 2: Convert to fraction form
    10,204.26/15,304.44 = 2,806.86/x
  3. Step 3: Cross multiply
    10,204.26x = 15,304.44 × 2,806.86
  4. Step 4: Simplify right side
    10,204.26x = 42,957,420.46
  5. Step 5: Solve for x
    x = 42,957,420.46/10,204.26
  6. Step 6: Final answer
    x = 4,209.75

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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.