Home / 7,180.19-10,767.19-2,796.62

Finding the Fourth Proportional to 7,180.19, 10,767.19 and 2,796.62

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Solution

The fourth proportional to 7,180.19, 10,767.19 and 2,796.62 is: 4,193.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.19 : 10,767.19 = 2,796.62 : x
  2. Step 2: Convert to fraction form
    7,180.19/10,767.19 = 2,796.62/x
  3. Step 3: Cross multiply
    7,180.19x = 10,767.19 × 2,796.62
  4. Step 4: Simplify right side
    7,180.19x = 30,111,738.90
  5. Step 5: Solve for x
    x = 30,111,738.90/7,180.19
  6. Step 6: Final answer
    x = 4,193.72

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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.