Home / 3,952.60-5,932.44-2,105.26

Finding the Fourth Proportional to 3,952.60, 5,932.44 and 2,105.26

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Solution

The fourth proportional to 3,952.60, 5,932.44 and 2,105.26 is: 3,159.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.60 : 5,932.44 = 2,105.26 : x
  2. Step 2: Convert to fraction form
    3,952.60/5,932.44 = 2,105.26/x
  3. Step 3: Cross multiply
    3,952.60x = 5,932.44 × 2,105.26
  4. Step 4: Simplify right side
    3,952.60x = 12,489,313.80
  5. Step 5: Solve for x
    x = 12,489,313.80/3,952.60
  6. Step 6: Final answer
    x = 3,159.77

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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.