Home / 8,087.08-11,163.12-5,104.87

Finding the Fourth Proportional to 8,087.08, 11,163.12 and 5,104.87

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Solution

The fourth proportional to 8,087.08, 11,163.12 and 5,104.87 is: 7,046.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.08 : 11,163.12 = 5,104.87 : x
  2. Step 2: Convert to fraction form
    8,087.08/11,163.12 = 5,104.87/x
  3. Step 3: Cross multiply
    8,087.08x = 11,163.12 × 5,104.87
  4. Step 4: Simplify right side
    8,087.08x = 56,986,276.39
  5. Step 5: Solve for x
    x = 56,986,276.39/8,087.08
  6. Step 6: Final answer
    x = 7,046.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.