Home / 2,960.09-4,436.19-1,109.34

Finding the Fourth Proportional to 2,960.09, 4,436.19 and 1,109.34

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Solution

The fourth proportional to 2,960.09, 4,436.19 and 1,109.34 is: 1,662.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.09 : 4,436.19 = 1,109.34 : x
  2. Step 2: Convert to fraction form
    2,960.09/4,436.19 = 1,109.34/x
  3. Step 3: Cross multiply
    2,960.09x = 4,436.19 × 1,109.34
  4. Step 4: Simplify right side
    2,960.09x = 4,921,243.01
  5. Step 5: Solve for x
    x = 4,921,243.01/2,960.09
  6. Step 6: Final answer
    x = 1,662.53

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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.