Home / 3,661.20-5,492.21-1,195.56

Finding the Fourth Proportional to 3,661.20, 5,492.21 and 1,195.56

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Solution

The fourth proportional to 3,661.20, 5,492.21 and 1,195.56 is: 1,793.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.20 : 5,492.21 = 1,195.56 : x
  2. Step 2: Convert to fraction form
    3,661.20/5,492.21 = 1,195.56/x
  3. Step 3: Cross multiply
    3,661.20x = 5,492.21 × 1,195.56
  4. Step 4: Simplify right side
    3,661.20x = 6,566,260.61
  5. Step 5: Solve for x
    x = 6,566,260.61/3,661.20
  6. Step 6: Final answer
    x = 1,793.47

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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.