Home / 10,772.73-16,159.30-3,377.03

Finding the Fourth Proportional to 10,772.73, 16,159.30 and 3,377.03

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Solution

The fourth proportional to 10,772.73, 16,159.30 and 3,377.03 is: 5,065.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772.73 : 16,159.30 = 3,377.03 : x
  2. Step 2: Convert to fraction form
    10,772.73/16,159.30 = 3,377.03/x
  3. Step 3: Cross multiply
    10,772.73x = 16,159.30 × 3,377.03
  4. Step 4: Simplify right side
    10,772.73x = 54,570,351.64
  5. Step 5: Solve for x
    x = 54,570,351.64/10,772.73
  6. Step 6: Final answer
    x = 5,065.60

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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.