Home / 4,131.30-6,196.68-1,663.14

Finding the Fourth Proportional to 4,131.30, 6,196.68 and 1,663.14

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Solution

The fourth proportional to 4,131.30, 6,196.68 and 1,663.14 is: 2,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.30 : 6,196.68 = 1,663.14 : x
  2. Step 2: Convert to fraction form
    4,131.30/6,196.68 = 1,663.14/x
  3. Step 3: Cross multiply
    4,131.30x = 6,196.68 × 1,663.14
  4. Step 4: Simplify right side
    4,131.30x = 10,305,946.38
  5. Step 5: Solve for x
    x = 10,305,946.38/4,131.30
  6. Step 6: Final answer
    x = 2,494.60

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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.