Home / 3,682.13-5,081.97-2,355.77

Finding the Fourth Proportional to 3,682.13, 5,081.97 and 2,355.77

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Solution

The fourth proportional to 3,682.13, 5,081.97 and 2,355.77 is: 3,251.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.13 : 5,081.97 = 2,355.77 : x
  2. Step 2: Convert to fraction form
    3,682.13/5,081.97 = 2,355.77/x
  3. Step 3: Cross multiply
    3,682.13x = 5,081.97 × 2,355.77
  4. Step 4: Simplify right side
    3,682.13x = 11,971,952.47
  5. Step 5: Solve for x
    x = 11,971,952.47/3,682.13
  6. Step 6: Final answer
    x = 3,251.37

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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.