Home / 3,663.51-5,491.39-1,197.66

Finding the Fourth Proportional to 3,663.51, 5,491.39 and 1,197.66

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Solution

The fourth proportional to 3,663.51, 5,491.39 and 1,197.66 is: 1,795.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.51 : 5,491.39 = 1,197.66 : x
  2. Step 2: Convert to fraction form
    3,663.51/5,491.39 = 1,197.66/x
  3. Step 3: Cross multiply
    3,663.51x = 5,491.39 × 1,197.66
  4. Step 4: Simplify right side
    3,663.51x = 6,576,815.15
  5. Step 5: Solve for x
    x = 6,576,815.15/3,663.51
  6. Step 6: Final answer
    x = 1,795.22

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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.