Home / 6,171.50-8,516.85-3,377.18

Finding the Fourth Proportional to 6,171.50, 8,516.85 and 3,377.18

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Solution

The fourth proportional to 6,171.50, 8,516.85 and 3,377.18 is: 4,660.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171.50 : 8,516.85 = 3,377.18 : x
  2. Step 2: Convert to fraction form
    6,171.50/8,516.85 = 3,377.18/x
  3. Step 3: Cross multiply
    6,171.50x = 8,516.85 × 3,377.18
  4. Step 4: Simplify right side
    6,171.50x = 28,762,935.48
  5. Step 5: Solve for x
    x = 28,762,935.48/6,171.50
  6. Step 6: Final answer
    x = 4,660.61

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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.