Home / 11,433.54-17,139.36-3,637.28

Finding the Fourth Proportional to 11,433.54, 17,139.36 and 3,637.28

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Solution

The fourth proportional to 11,433.54, 17,139.36 and 3,637.28 is: 5,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,433.54 : 17,139.36 = 3,637.28 : x
  2. Step 2: Convert to fraction form
    11,433.54/17,139.36 = 3,637.28/x
  3. Step 3: Cross multiply
    11,433.54x = 17,139.36 × 3,637.28
  4. Step 4: Simplify right side
    11,433.54x = 62,340,651.34
  5. Step 5: Solve for x
    x = 62,340,651.34/11,433.54
  6. Step 6: Final answer
    x = 5,452.44

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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.