Home / 3,110.54-4,286.64-2,224.81

Finding the Fourth Proportional to 3,110.54, 4,286.64 and 2,224.81

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Solution

The fourth proportional to 3,110.54, 4,286.64 and 2,224.81 is: 3,066.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.54 : 4,286.64 = 2,224.81 : x
  2. Step 2: Convert to fraction form
    3,110.54/4,286.64 = 2,224.81/x
  3. Step 3: Cross multiply
    3,110.54x = 4,286.64 × 2,224.81
  4. Step 4: Simplify right side
    3,110.54x = 9,536,948.82
  5. Step 5: Solve for x
    x = 9,536,948.82/3,110.54
  6. Step 6: Final answer
    x = 3,066.01

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Why These Related Problems?

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