Home / 3,663.12-5,495.52-1,198.13

Finding the Fourth Proportional to 3,663.12, 5,495.52 and 1,198.13

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Solution

The fourth proportional to 3,663.12, 5,495.52 and 1,198.13 is: 1,797.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.12 : 5,495.52 = 1,198.13 : x
  2. Step 2: Convert to fraction form
    3,663.12/5,495.52 = 1,198.13/x
  3. Step 3: Cross multiply
    3,663.12x = 5,495.52 × 1,198.13
  4. Step 4: Simplify right side
    3,663.12x = 6,584,319.90
  5. Step 5: Solve for x
    x = 6,584,319.90/3,663.12
  6. Step 6: Final answer
    x = 1,797.46

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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.