Home / 3,513.24-5,270.49-1,663.38

Finding the Fourth Proportional to 3,513.24, 5,270.49 and 1,663.38

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Solution

The fourth proportional to 3,513.24, 5,270.49 and 1,663.38 is: 2,495.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.24 : 5,270.49 = 1,663.38 : x
  2. Step 2: Convert to fraction form
    3,513.24/5,270.49 = 1,663.38/x
  3. Step 3: Cross multiply
    3,513.24x = 5,270.49 × 1,663.38
  4. Step 4: Simplify right side
    3,513.24x = 8,766,827.66
  5. Step 5: Solve for x
    x = 8,766,827.66/3,513.24
  6. Step 6: Final answer
    x = 2,495.37

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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.