Home / 3,144.93-4,719.45-1,197.15

Finding the Fourth Proportional to 3,144.93, 4,719.45 and 1,197.15

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Solution

The fourth proportional to 3,144.93, 4,719.45 and 1,197.15 is: 1,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144.93 : 4,719.45 = 1,197.15 : x
  2. Step 2: Convert to fraction form
    3,144.93/4,719.45 = 1,197.15/x
  3. Step 3: Cross multiply
    3,144.93x = 4,719.45 × 1,197.15
  4. Step 4: Simplify right side
    3,144.93x = 5,649,889.57
  5. Step 5: Solve for x
    x = 5,649,889.57/3,144.93
  6. Step 6: Final answer
    x = 1,796.51

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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.