Home / 8,163.18-12,244.77-2,616.30

Finding the Fourth Proportional to 8,163.18, 12,244.77 and 2,616.30

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Solution

The fourth proportional to 8,163.18, 12,244.77 and 2,616.30 is: 3,924.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.18 : 12,244.77 = 2,616.30 : x
  2. Step 2: Convert to fraction form
    8,163.18/12,244.77 = 2,616.30/x
  3. Step 3: Cross multiply
    8,163.18x = 12,244.77 × 2,616.30
  4. Step 4: Simplify right side
    8,163.18x = 32,035,991.75
  5. Step 5: Solve for x
    x = 32,035,991.75/8,163.18
  6. Step 6: Final answer
    x = 3,924.45

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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.