Home / 3,960.26-5,465.16-2,192

Finding the Fourth Proportional to 3,960.26, 5,465.16 and 2,192

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Solution

The fourth proportional to 3,960.26, 5,465.16 and 2,192 is: 3,024.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960.26 : 5,465.16 = 2,192 : x
  2. Step 2: Convert to fraction form
    3,960.26/5,465.16 = 2,192/x
  3. Step 3: Cross multiply
    3,960.26x = 5,465.16 × 2,192
  4. Step 4: Simplify right side
    3,960.26x = 11,979,630.72
  5. Step 5: Solve for x
    x = 11,979,630.72/3,960.26
  6. Step 6: Final answer
    x = 3,024.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.