Home / 6,188.20-9,286.36-5,778.12

Finding the Fourth Proportional to 6,188.20, 9,286.36 and 5,778.12

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Solution

The fourth proportional to 6,188.20, 9,286.36 and 5,778.12 is: 8,670.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.20 : 9,286.36 = 5,778.12 : x
  2. Step 2: Convert to fraction form
    6,188.20/9,286.36 = 5,778.12/x
  3. Step 3: Cross multiply
    6,188.20x = 9,286.36 × 5,778.12
  4. Step 4: Simplify right side
    6,188.20x = 53,657,702.44
  5. Step 5: Solve for x
    x = 53,657,702.44/6,188.20
  6. Step 6: Final answer
    x = 8,670.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.