Home / 3,788.19-5,682.35-1,934.07

Finding the Fourth Proportional to 3,788.19, 5,682.35 and 1,934.07

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Solution

The fourth proportional to 3,788.19, 5,682.35 and 1,934.07 is: 2,901.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.19 : 5,682.35 = 1,934.07 : x
  2. Step 2: Convert to fraction form
    3,788.19/5,682.35 = 1,934.07/x
  3. Step 3: Cross multiply
    3,788.19x = 5,682.35 × 1,934.07
  4. Step 4: Simplify right side
    3,788.19x = 10,990,052.99
  5. Step 5: Solve for x
    x = 10,990,052.99/3,788.19
  6. Step 6: Final answer
    x = 2,901.14

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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.