Home / 6,906.85-9,531.39-3,763.04

Finding the Fourth Proportional to 6,906.85, 9,531.39 and 3,763.04

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Solution

The fourth proportional to 6,906.85, 9,531.39 and 3,763.04 is: 5,192.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906.85 : 9,531.39 = 3,763.04 : x
  2. Step 2: Convert to fraction form
    6,906.85/9,531.39 = 3,763.04/x
  3. Step 3: Cross multiply
    6,906.85x = 9,531.39 × 3,763.04
  4. Step 4: Simplify right side
    6,906.85x = 35,867,001.83
  5. Step 5: Solve for x
    x = 35,867,001.83/6,906.85
  6. Step 6: Final answer
    x = 5,192.96

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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.