Home / 3,839.50-5,296.73-2,246.20

Finding the Fourth Proportional to 3,839.50, 5,296.73 and 2,246.20

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Solution

The fourth proportional to 3,839.50, 5,296.73 and 2,246.20 is: 3,098.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.50 : 5,296.73 = 2,246.20 : x
  2. Step 2: Convert to fraction form
    3,839.50/5,296.73 = 2,246.20/x
  3. Step 3: Cross multiply
    3,839.50x = 5,296.73 × 2,246.20
  4. Step 4: Simplify right side
    3,839.50x = 11,897,490.45
  5. Step 5: Solve for x
    x = 11,897,490.45/3,839.50
  6. Step 6: Final answer
    x = 3,098.71

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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.