Home / 10,181.58-15,273.39-3,517.17

Finding the Fourth Proportional to 10,181.58, 15,273.39 and 3,517.17

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Solution

The fourth proportional to 10,181.58, 15,273.39 and 3,517.17 is: 5,276.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181.58 : 15,273.39 = 3,517.17 : x
  2. Step 2: Convert to fraction form
    10,181.58/15,273.39 = 3,517.17/x
  3. Step 3: Cross multiply
    10,181.58x = 15,273.39 × 3,517.17
  4. Step 4: Simplify right side
    10,181.58x = 53,719,109.11
  5. Step 5: Solve for x
    x = 53,719,109.11/10,181.58
  6. Step 6: Final answer
    x = 5,276.11

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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.