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Finding the Fourth Proportional to 6,685.92, 9,226.22 and 3,701.70

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Solution

The fourth proportional to 6,685.92, 9,226.22 and 3,701.70 is: 5,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685.92 : 9,226.22 = 3,701.70 : x
  2. Step 2: Convert to fraction form
    6,685.92/9,226.22 = 3,701.70/x
  3. Step 3: Cross multiply
    6,685.92x = 9,226.22 × 3,701.70
  4. Step 4: Simplify right side
    6,685.92x = 34,152,698.57
  5. Step 5: Solve for x
    x = 34,152,698.57/6,685.92
  6. Step 6: Final answer
    x = 5,108.15

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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.