Home / 5,086.32-7,618.32-3,132.60

Finding the Fourth Proportional to 5,086.32, 7,618.32 and 3,132.60

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Solution

The fourth proportional to 5,086.32, 7,618.32 and 3,132.60 is: 4,692.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.32 : 7,618.32 = 3,132.60 : x
  2. Step 2: Convert to fraction form
    5,086.32/7,618.32 = 3,132.60/x
  3. Step 3: Cross multiply
    5,086.32x = 7,618.32 × 3,132.60
  4. Step 4: Simplify right side
    5,086.32x = 23,865,149.23
  5. Step 5: Solve for x
    x = 23,865,149.23/5,086.32
  6. Step 6: Final answer
    x = 4,692.03

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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.