Home / 9,234.96-13,851.99-3,391.20

Finding the Fourth Proportional to 9,234.96, 13,851.99 and 3,391.20

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Solution

The fourth proportional to 9,234.96, 13,851.99 and 3,391.20 is: 5,086.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234.96 : 13,851.99 = 3,391.20 : x
  2. Step 2: Convert to fraction form
    9,234.96/13,851.99 = 3,391.20/x
  3. Step 3: Cross multiply
    9,234.96x = 13,851.99 × 3,391.20
  4. Step 4: Simplify right side
    9,234.96x = 46,974,868.49
  5. Step 5: Solve for x
    x = 46,974,868.49/9,234.96
  6. Step 6: Final answer
    x = 5,086.63

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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.