Home / 6,129.11-9,185.56-2,229.77

Finding the Fourth Proportional to 6,129.11, 9,185.56 and 2,229.77

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Solution

The fourth proportional to 6,129.11, 9,185.56 and 2,229.77 is: 3,341.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129.11 : 9,185.56 = 2,229.77 : x
  2. Step 2: Convert to fraction form
    6,129.11/9,185.56 = 2,229.77/x
  3. Step 3: Cross multiply
    6,129.11x = 9,185.56 × 2,229.77
  4. Step 4: Simplify right side
    6,129.11x = 20,481,634.62
  5. Step 5: Solve for x
    x = 20,481,634.62/6,129.11
  6. Step 6: Final answer
    x = 3,341.70

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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.