Home / 11,388.28-17,083.44-3,068.11

Finding the Fourth Proportional to 11,388.28, 17,083.44 and 3,068.11

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Solution

The fourth proportional to 11,388.28, 17,083.44 and 3,068.11 is: 4,602.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,388.28 : 17,083.44 = 3,068.11 : x
  2. Step 2: Convert to fraction form
    11,388.28/17,083.44 = 3,068.11/x
  3. Step 3: Cross multiply
    11,388.28x = 17,083.44 × 3,068.11
  4. Step 4: Simplify right side
    11,388.28x = 52,413,873.10
  5. Step 5: Solve for x
    x = 52,413,873.10/11,388.28
  6. Step 6: Final answer
    x = 4,602.44

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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.