Home / 7,755.39-11,626.20-2,824.11

Finding the Fourth Proportional to 7,755.39, 11,626.20 and 2,824.11

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Solution

The fourth proportional to 7,755.39, 11,626.20 and 2,824.11 is: 4,233.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,755.39 : 11,626.20 = 2,824.11 : x
  2. Step 2: Convert to fraction form
    7,755.39/11,626.20 = 2,824.11/x
  3. Step 3: Cross multiply
    7,755.39x = 11,626.20 × 2,824.11
  4. Step 4: Simplify right side
    7,755.39x = 32,833,667.68
  5. Step 5: Solve for x
    x = 32,833,667.68/7,755.39
  6. Step 6: Final answer
    x = 4,233.66

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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.