Home / 9,994.92-14,989.14-3,422.04

Finding the Fourth Proportional to 9,994.92, 14,989.14 and 3,422.04

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Solution

The fourth proportional to 9,994.92, 14,989.14 and 3,422.04 is: 5,131.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.92 : 14,989.14 = 3,422.04 : x
  2. Step 2: Convert to fraction form
    9,994.92/14,989.14 = 3,422.04/x
  3. Step 3: Cross multiply
    9,994.92x = 14,989.14 × 3,422.04
  4. Step 4: Simplify right side
    9,994.92x = 51,293,436.65
  5. Step 5: Solve for x
    x = 51,293,436.65/9,994.92
  6. Step 6: Final answer
    x = 5,131.95

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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.