Home / 5,182.45-7,773.61-3,103.03

Finding the Fourth Proportional to 5,182.45, 7,773.61 and 3,103.03

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Solution

The fourth proportional to 5,182.45, 7,773.61 and 3,103.03 is: 4,654.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.45 : 7,773.61 = 3,103.03 : x
  2. Step 2: Convert to fraction form
    5,182.45/7,773.61 = 3,103.03/x
  3. Step 3: Cross multiply
    5,182.45x = 7,773.61 × 3,103.03
  4. Step 4: Simplify right side
    5,182.45x = 24,121,745.04
  5. Step 5: Solve for x
    x = 24,121,745.04/5,182.45
  6. Step 6: Final answer
    x = 4,654.51

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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.