Home / 10,112.10-15,168.19-3,092.09

Finding the Fourth Proportional to 10,112.10, 15,168.19 and 3,092.09

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Solution

The fourth proportional to 10,112.10, 15,168.19 and 3,092.09 is: 4,638.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112.10 : 15,168.19 = 3,092.09 : x
  2. Step 2: Convert to fraction form
    10,112.10/15,168.19 = 3,092.09/x
  3. Step 3: Cross multiply
    10,112.10x = 15,168.19 × 3,092.09
  4. Step 4: Simplify right side
    10,112.10x = 46,901,362.97
  5. Step 5: Solve for x
    x = 46,901,362.97/10,112.10
  6. Step 6: Final answer
    x = 4,638.14

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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.