Home / 9,890.62-14,836.94-3,317.46

Finding the Fourth Proportional to 9,890.62, 14,836.94 and 3,317.46

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Solution

The fourth proportional to 9,890.62, 14,836.94 and 3,317.46 is: 4,976.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890.62 : 14,836.94 = 3,317.46 : x
  2. Step 2: Convert to fraction form
    9,890.62/14,836.94 = 3,317.46/x
  3. Step 3: Cross multiply
    9,890.62x = 14,836.94 × 3,317.46
  4. Step 4: Simplify right side
    9,890.62x = 49,220,954.97
  5. Step 5: Solve for x
    x = 49,220,954.97/9,890.62
  6. Step 6: Final answer
    x = 4,976.53

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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.