Home / 3,839.50-5,759.26-2,603.85

Finding the Fourth Proportional to 3,839.50, 5,759.26 and 2,603.85

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Solution

The fourth proportional to 3,839.50, 5,759.26 and 2,603.85 is: 3,905.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.50 : 5,759.26 = 2,603.85 : x
  2. Step 2: Convert to fraction form
    3,839.50/5,759.26 = 2,603.85/x
  3. Step 3: Cross multiply
    3,839.50x = 5,759.26 × 2,603.85
  4. Step 4: Simplify right side
    3,839.50x = 14,996,221.04
  5. Step 5: Solve for x
    x = 14,996,221.04/3,839.50
  6. Step 6: Final answer
    x = 3,905.77

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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.