Home / 2,272.20-3,126.78-2,010.84

Finding the Fourth Proportional to 2,272.20, 3,126.78 and 2,010.84

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Solution

The fourth proportional to 2,272.20, 3,126.78 and 2,010.84 is: 2,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.20 : 3,126.78 = 2,010.84 : x
  2. Step 2: Convert to fraction form
    2,272.20/3,126.78 = 2,010.84/x
  3. Step 3: Cross multiply
    2,272.20x = 3,126.78 × 2,010.84
  4. Step 4: Simplify right side
    2,272.20x = 6,287,454.30
  5. Step 5: Solve for x
    x = 6,287,454.30/2,272.20
  6. Step 6: Final answer
    x = 2,767.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.