Home / 3,932.46-5,427.22-2,253.32

Finding the Fourth Proportional to 3,932.46, 5,427.22 and 2,253.32

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Solution

The fourth proportional to 3,932.46, 5,427.22 and 2,253.32 is: 3,109.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.46 : 5,427.22 = 2,253.32 : x
  2. Step 2: Convert to fraction form
    3,932.46/5,427.22 = 2,253.32/x
  3. Step 3: Cross multiply
    3,932.46x = 5,427.22 × 2,253.32
  4. Step 4: Simplify right side
    3,932.46x = 12,229,263.37
  5. Step 5: Solve for x
    x = 12,229,263.37/3,932.46
  6. Step 6: Final answer
    x = 3,109.83

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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.