Home / 3,890.58-5,839.92-2,250.33

Finding the Fourth Proportional to 3,890.58, 5,839.92 and 2,250.33

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Solution

The fourth proportional to 3,890.58, 5,839.92 and 2,250.33 is: 3,377.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890.58 : 5,839.92 = 2,250.33 : x
  2. Step 2: Convert to fraction form
    3,890.58/5,839.92 = 2,250.33/x
  3. Step 3: Cross multiply
    3,890.58x = 5,839.92 × 2,250.33
  4. Step 4: Simplify right side
    3,890.58x = 13,141,747.17
  5. Step 5: Solve for x
    x = 13,141,747.17/3,890.58
  6. Step 6: Final answer
    x = 3,377.84

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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.