Home / 3,663.93-5,495.34-1,198.70

Finding the Fourth Proportional to 3,663.93, 5,495.34 and 1,198.70

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Solution

The fourth proportional to 3,663.93, 5,495.34 and 1,198.70 is: 1,797.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.93 : 5,495.34 = 1,198.70 : x
  2. Step 2: Convert to fraction form
    3,663.93/5,495.34 = 1,198.70/x
  3. Step 3: Cross multiply
    3,663.93x = 5,495.34 × 1,198.70
  4. Step 4: Simplify right side
    3,663.93x = 6,587,261.68
  5. Step 5: Solve for x
    x = 6,587,261.68/3,663.93
  6. Step 6: Final answer
    x = 1,797.87

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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.