Home / 3,144.19-4,716.89-1,197.76

Finding the Fourth Proportional to 3,144.19, 4,716.89 and 1,197.76

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Solution

The fourth proportional to 3,144.19, 4,716.89 and 1,197.76 is: 1,796.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.19 : 4,716.89 = 1,197.76 : x
  2. Step 2: Convert to fraction form
    3,144.19/4,716.89 = 1,197.76/x
  3. Step 3: Cross multiply
    3,144.19x = 4,716.89 × 1,197.76
  4. Step 4: Simplify right side
    3,144.19x = 5,649,702.17
  5. Step 5: Solve for x
    x = 5,649,702.17/3,144.19
  6. Step 6: Final answer
    x = 1,796.87

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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.