Home / 6,680.35-9,217.05-4,162.87

Finding the Fourth Proportional to 6,680.35, 9,217.05 and 4,162.87

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Solution

The fourth proportional to 6,680.35, 9,217.05 and 4,162.87 is: 5,743.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.35 : 9,217.05 = 4,162.87 : x
  2. Step 2: Convert to fraction form
    6,680.35/9,217.05 = 4,162.87/x
  3. Step 3: Cross multiply
    6,680.35x = 9,217.05 × 4,162.87
  4. Step 4: Simplify right side
    6,680.35x = 38,369,380.93
  5. Step 5: Solve for x
    x = 38,369,380.93/6,680.35
  6. Step 6: Final answer
    x = 5,743.62

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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.