Home / 3,145.56-4,717.62-1,197.48

Finding the Fourth Proportional to 3,145.56, 4,717.62 and 1,197.48

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Solution

The fourth proportional to 3,145.56, 4,717.62 and 1,197.48 is: 1,795.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145.56 : 4,717.62 = 1,197.48 : x
  2. Step 2: Convert to fraction form
    3,145.56/4,717.62 = 1,197.48/x
  3. Step 3: Cross multiply
    3,145.56x = 4,717.62 × 1,197.48
  4. Step 4: Simplify right side
    3,145.56x = 5,649,255.60
  5. Step 5: Solve for x
    x = 5,649,255.60/3,145.56
  6. Step 6: Final answer
    x = 1,795.95

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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.