Home / 10,185.42-15,273.09-3,610.62

Finding the Fourth Proportional to 10,185.42, 15,273.09 and 3,610.62

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Solution

The fourth proportional to 10,185.42, 15,273.09 and 3,610.62 is: 5,414.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,185.42 : 15,273.09 = 3,610.62 : x
  2. Step 2: Convert to fraction form
    10,185.42/15,273.09 = 3,610.62/x
  3. Step 3: Cross multiply
    10,185.42x = 15,273.09 × 3,610.62
  4. Step 4: Simplify right side
    10,185.42x = 55,145,324.22
  5. Step 5: Solve for x
    x = 55,145,324.22/10,185.42
  6. Step 6: Final answer
    x = 5,414.14

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1.5x scale

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.