Home / 8,087.82-11,161.22-4,551.08

Finding the Fourth Proportional to 8,087.82, 11,161.22 and 4,551.08

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Solution

The fourth proportional to 8,087.82, 11,161.22 and 4,551.08 is: 6,280.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.82 : 11,161.22 = 4,551.08 : x
  2. Step 2: Convert to fraction form
    8,087.82/11,161.22 = 4,551.08/x
  3. Step 3: Cross multiply
    8,087.82x = 11,161.22 × 4,551.08
  4. Step 4: Simplify right side
    8,087.82x = 50,795,605.12
  5. Step 5: Solve for x
    x = 50,795,605.12/8,087.82
  6. Step 6: Final answer
    x = 6,280.51

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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.