Home / 3,653.52-5,043.16-2,161.96

Finding the Fourth Proportional to 3,653.52, 5,043.16 and 2,161.96

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Solution

The fourth proportional to 3,653.52, 5,043.16 and 2,161.96 is: 2,984.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653.52 : 5,043.16 = 2,161.96 : x
  2. Step 2: Convert to fraction form
    3,653.52/5,043.16 = 2,161.96/x
  3. Step 3: Cross multiply
    3,653.52x = 5,043.16 × 2,161.96
  4. Step 4: Simplify right side
    3,653.52x = 10,903,110.19
  5. Step 5: Solve for x
    x = 10,903,110.19/3,653.52
  6. Step 6: Final answer
    x = 2,984.28

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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.