Home / 2,278.44-3,412.92-2,200.14

Finding the Fourth Proportional to 2,278.44, 3,412.92 and 2,200.14

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Solution

The fourth proportional to 2,278.44, 3,412.92 and 2,200.14 is: 3,295.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278.44 : 3,412.92 = 2,200.14 : x
  2. Step 2: Convert to fraction form
    2,278.44/3,412.92 = 2,200.14/x
  3. Step 3: Cross multiply
    2,278.44x = 3,412.92 × 2,200.14
  4. Step 4: Simplify right side
    2,278.44x = 7,508,901.81
  5. Step 5: Solve for x
    x = 7,508,901.81/2,278.44
  6. Step 6: Final answer
    x = 3,295.63

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1.5x scale

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.