Home / 7,734.09-11,600.66-2,188.17

Finding the Fourth Proportional to 7,734.09, 11,600.66 and 2,188.17

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Solution

The fourth proportional to 7,734.09, 11,600.66 and 2,188.17 is: 3,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,734.09 : 11,600.66 = 2,188.17 : x
  2. Step 2: Convert to fraction form
    7,734.09/11,600.66 = 2,188.17/x
  3. Step 3: Cross multiply
    7,734.09x = 11,600.66 × 2,188.17
  4. Step 4: Simplify right side
    7,734.09x = 25,384,205.25
  5. Step 5: Solve for x
    x = 25,384,205.25/7,734.09
  6. Step 6: Final answer
    x = 3,282.12

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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.