Home / 4,156.30-5,737.82-3,209.97

Finding the Fourth Proportional to 4,156.30, 5,737.82 and 3,209.97

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Solution

The fourth proportional to 4,156.30, 5,737.82 and 3,209.97 is: 4,431.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.30 : 5,737.82 = 3,209.97 : x
  2. Step 2: Convert to fraction form
    4,156.30/5,737.82 = 3,209.97/x
  3. Step 3: Cross multiply
    4,156.30x = 5,737.82 × 3,209.97
  4. Step 4: Simplify right side
    4,156.30x = 18,418,203.26
  5. Step 5: Solve for x
    x = 18,418,203.26/4,156.30
  6. Step 6: Final answer
    x = 4,431.39

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1.5x scale

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.