Home / 6,375.11-8,795.39-3,722.15

Finding the Fourth Proportional to 6,375.11, 8,795.39 and 3,722.15

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Solution

The fourth proportional to 6,375.11, 8,795.39 and 3,722.15 is: 5,135.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.11 : 8,795.39 = 3,722.15 : x
  2. Step 2: Convert to fraction form
    6,375.11/8,795.39 = 3,722.15/x
  3. Step 3: Cross multiply
    6,375.11x = 8,795.39 × 3,722.15
  4. Step 4: Simplify right side
    6,375.11x = 32,737,764.27
  5. Step 5: Solve for x
    x = 32,737,764.27/6,375.11
  6. Step 6: Final answer
    x = 5,135.25

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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.