Home / 10,204.22-15,306.30-3,630.66

Finding the Fourth Proportional to 10,204.22, 15,306.30 and 3,630.66

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Solution

The fourth proportional to 10,204.22, 15,306.30 and 3,630.66 is: 5,445.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204.22 : 15,306.30 = 3,630.66 : x
  2. Step 2: Convert to fraction form
    10,204.22/15,306.30 = 3,630.66/x
  3. Step 3: Cross multiply
    10,204.22x = 15,306.30 × 3,630.66
  4. Step 4: Simplify right side
    10,204.22x = 55,571,971.16
  5. Step 5: Solve for x
    x = 55,571,971.16/10,204.22
  6. Step 6: Final answer
    x = 5,445.98

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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.