Home / 7,524.90-11,286.14-2,526.80

Finding the Fourth Proportional to 7,524.90, 11,286.14 and 2,526.80

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Solution

The fourth proportional to 7,524.90, 11,286.14 and 2,526.80 is: 3,789.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.90 : 11,286.14 = 2,526.80 : x
  2. Step 2: Convert to fraction form
    7,524.90/11,286.14 = 2,526.80/x
  3. Step 3: Cross multiply
    7,524.90x = 11,286.14 × 2,526.80
  4. Step 4: Simplify right side
    7,524.90x = 28,517,749.49
  5. Step 5: Solve for x
    x = 28,517,749.49/7,524.90
  6. Step 6: Final answer
    x = 3,789.78

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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.