Home / 5,399.66-8,099.48-3,089.54

Finding the Fourth Proportional to 5,399.66, 8,099.48 and 3,089.54

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Solution

The fourth proportional to 5,399.66, 8,099.48 and 3,089.54 is: 4,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.66 : 8,099.48 = 3,089.54 : x
  2. Step 2: Convert to fraction form
    5,399.66/8,099.48 = 3,089.54/x
  3. Step 3: Cross multiply
    5,399.66x = 8,099.48 × 3,089.54
  4. Step 4: Simplify right side
    5,399.66x = 25,023,611.49
  5. Step 5: Solve for x
    x = 25,023,611.49/5,399.66
  6. Step 6: Final answer
    x = 4,634.30

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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.