Home / 8,108.59-12,163.55-2,562.25

Finding the Fourth Proportional to 8,108.59, 12,163.55 and 2,562.25

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Solution

The fourth proportional to 8,108.59, 12,163.55 and 2,562.25 is: 3,843.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108.59 : 12,163.55 = 2,562.25 : x
  2. Step 2: Convert to fraction form
    8,108.59/12,163.55 = 2,562.25/x
  3. Step 3: Cross multiply
    8,108.59x = 12,163.55 × 2,562.25
  4. Step 4: Simplify right side
    8,108.59x = 31,166,055.99
  5. Step 5: Solve for x
    x = 31,166,055.99/8,108.59
  6. Step 6: Final answer
    x = 3,843.59

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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.