Home / 3,932.36-5,425.12-2,252.86

Finding the Fourth Proportional to 3,932.36, 5,425.12 and 2,252.86

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Solution

The fourth proportional to 3,932.36, 5,425.12 and 2,252.86 is: 3,108.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.36 : 5,425.12 = 2,252.86 : x
  2. Step 2: Convert to fraction form
    3,932.36/5,425.12 = 2,252.86/x
  3. Step 3: Cross multiply
    3,932.36x = 5,425.12 × 2,252.86
  4. Step 4: Simplify right side
    3,932.36x = 12,222,035.84
  5. Step 5: Solve for x
    x = 12,222,035.84/3,932.36
  6. Step 6: Final answer
    x = 3,108.07

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1.5x scale

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.