Home / 3,616.85-5,425.22-1,151.64

Finding the Fourth Proportional to 3,616.85, 5,425.22 and 1,151.64

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Solution

The fourth proportional to 3,616.85, 5,425.22 and 1,151.64 is: 1,727.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.85 : 5,425.22 = 1,151.64 : x
  2. Step 2: Convert to fraction form
    3,616.85/5,425.22 = 1,151.64/x
  3. Step 3: Cross multiply
    3,616.85x = 5,425.22 × 1,151.64
  4. Step 4: Simplify right side
    3,616.85x = 6,247,900.36
  5. Step 5: Solve for x
    x = 6,247,900.36/3,616.85
  6. Step 6: Final answer
    x = 1,727.44

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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.