Home / 3,639.52-5,023.92-2,242

Finding the Fourth Proportional to 3,639.52, 5,023.92 and 2,242

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Solution

The fourth proportional to 3,639.52, 5,023.92 and 2,242 is: 3,094.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.52 : 5,023.92 = 2,242 : x
  2. Step 2: Convert to fraction form
    3,639.52/5,023.92 = 2,242/x
  3. Step 3: Cross multiply
    3,639.52x = 5,023.92 × 2,242
  4. Step 4: Simplify right side
    3,639.52x = 11,263,628.64
  5. Step 5: Solve for x
    x = 11,263,628.64/3,639.52
  6. Step 6: Final answer
    x = 3,094.81

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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.