Home / 5,193.10-7,162.79-3,204.30

Finding the Fourth Proportional to 5,193.10, 7,162.79 and 3,204.30

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Solution

The fourth proportional to 5,193.10, 7,162.79 and 3,204.30 is: 4,419.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.10 : 7,162.79 = 3,204.30 : x
  2. Step 2: Convert to fraction form
    5,193.10/7,162.79 = 3,204.30/x
  3. Step 3: Cross multiply
    5,193.10x = 7,162.79 × 3,204.30
  4. Step 4: Simplify right side
    5,193.10x = 22,951,711.98
  5. Step 5: Solve for x
    x = 22,951,711.98/5,193.10
  6. Step 6: Final answer
    x = 4,419.66

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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.