Home / 3,177.18-4,765.95-1,229.22

Finding the Fourth Proportional to 3,177.18, 4,765.95 and 1,229.22

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Solution

The fourth proportional to 3,177.18, 4,765.95 and 1,229.22 is: 1,843.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177.18 : 4,765.95 = 1,229.22 : x
  2. Step 2: Convert to fraction form
    3,177.18/4,765.95 = 1,229.22/x
  3. Step 3: Cross multiply
    3,177.18x = 4,765.95 × 1,229.22
  4. Step 4: Simplify right side
    3,177.18x = 5,858,401.06
  5. Step 5: Solve for x
    x = 5,858,401.06/3,177.18
  6. Step 6: Final answer
    x = 1,843.90

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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.