Home / 6,189.92-9,286.41-3,071.39

Finding the Fourth Proportional to 6,189.92, 9,286.41 and 3,071.39

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Solution

The fourth proportional to 6,189.92, 9,286.41 and 3,071.39 is: 4,607.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.92 : 9,286.41 = 3,071.39 : x
  2. Step 2: Convert to fraction form
    6,189.92/9,286.41 = 3,071.39/x
  3. Step 3: Cross multiply
    6,189.92x = 9,286.41 × 3,071.39
  4. Step 4: Simplify right side
    6,189.92x = 28,522,140.38
  5. Step 5: Solve for x
    x = 28,522,140.38/6,189.92
  6. Step 6: Final answer
    x = 4,607.84

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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.