Home / 7,734.59-11,600.85-2,188.42

Finding the Fourth Proportional to 7,734.59, 11,600.85 and 2,188.42

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Solution

The fourth proportional to 7,734.59, 11,600.85 and 2,188.42 is: 3,282.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,734.59 : 11,600.85 = 2,188.42 : x
  2. Step 2: Convert to fraction form
    7,734.59/11,600.85 = 2,188.42/x
  3. Step 3: Cross multiply
    7,734.59x = 11,600.85 × 2,188.42
  4. Step 4: Simplify right side
    7,734.59x = 25,387,511.36
  5. Step 5: Solve for x
    x = 25,387,511.36/7,734.59
  6. Step 6: Final answer
    x = 3,282.33

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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.