Home / 10,306.27-15,462.33-2,910.80

Finding the Fourth Proportional to 10,306.27, 15,462.33 and 2,910.80

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Solution

The fourth proportional to 10,306.27, 15,462.33 and 2,910.80 is: 4,367.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.27 : 15,462.33 = 2,910.80 : x
  2. Step 2: Convert to fraction form
    10,306.27/15,462.33 = 2,910.80/x
  3. Step 3: Cross multiply
    10,306.27x = 15,462.33 × 2,910.80
  4. Step 4: Simplify right side
    10,306.27x = 45,007,777.90
  5. Step 5: Solve for x
    x = 45,007,777.90/10,306.27
  6. Step 6: Final answer
    x = 4,367.03

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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.