Home / 5,207.92-7,179.45-3,713.24

Finding the Fourth Proportional to 5,207.92, 7,179.45 and 3,713.24

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Solution

The fourth proportional to 5,207.92, 7,179.45 and 3,713.24 is: 5,118.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207.92 : 7,179.45 = 3,713.24 : x
  2. Step 2: Convert to fraction form
    5,207.92/7,179.45 = 3,713.24/x
  3. Step 3: Cross multiply
    5,207.92x = 7,179.45 × 3,713.24
  4. Step 4: Simplify right side
    5,207.92x = 26,659,020.92
  5. Step 5: Solve for x
    x = 26,659,020.92/5,207.92
  6. Step 6: Final answer
    x = 5,118.94

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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.