Home / 6,706.82-9,255.38-3,722.66

Finding the Fourth Proportional to 6,706.82, 9,255.38 and 3,722.66

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Solution

The fourth proportional to 6,706.82, 9,255.38 and 3,722.66 is: 5,137.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,706.82 : 9,255.38 = 3,722.66 : x
  2. Step 2: Convert to fraction form
    6,706.82/9,255.38 = 3,722.66/x
  3. Step 3: Cross multiply
    6,706.82x = 9,255.38 × 3,722.66
  4. Step 4: Simplify right side
    6,706.82x = 34,454,632.91
  5. Step 5: Solve for x
    x = 34,454,632.91/6,706.82
  6. Step 6: Final answer
    x = 5,137.25

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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.