Home / 3,873.27-5,814.72-3,855.51

Finding the Fourth Proportional to 3,873.27, 5,814.72 and 3,855.51

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Solution

The fourth proportional to 3,873.27, 5,814.72 and 3,855.51 is: 5,788.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.27 : 5,814.72 = 3,855.51 : x
  2. Step 2: Convert to fraction form
    3,873.27/5,814.72 = 3,855.51/x
  3. Step 3: Cross multiply
    3,873.27x = 5,814.72 × 3,855.51
  4. Step 4: Simplify right side
    3,873.27x = 22,418,711.11
  5. Step 5: Solve for x
    x = 22,418,711.11/3,873.27
  6. Step 6: Final answer
    x = 5,788.06

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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.