Home / 9,954.20-14,932.92-3,380.96

Finding the Fourth Proportional to 9,954.20, 14,932.92 and 3,380.96

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Solution

The fourth proportional to 9,954.20, 14,932.92 and 3,380.96 is: 5,071.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954.20 : 14,932.92 = 3,380.96 : x
  2. Step 2: Convert to fraction form
    9,954.20/14,932.92 = 3,380.96/x
  3. Step 3: Cross multiply
    9,954.20x = 14,932.92 × 3,380.96
  4. Step 4: Simplify right side
    9,954.20x = 50,487,605.20
  5. Step 5: Solve for x
    x = 50,487,605.20/9,954.20
  6. Step 6: Final answer
    x = 5,071.99

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1.5x scale

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.