Home / 7,227.35-10,845.13-3,331.76

Finding the Fourth Proportional to 7,227.35, 10,845.13 and 3,331.76

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Solution

The fourth proportional to 7,227.35, 10,845.13 and 3,331.76 is: 4,999.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227.35 : 10,845.13 = 3,331.76 : x
  2. Step 2: Convert to fraction form
    7,227.35/10,845.13 = 3,331.76/x
  3. Step 3: Cross multiply
    7,227.35x = 10,845.13 × 3,331.76
  4. Step 4: Simplify right side
    7,227.35x = 36,133,339.84
  5. Step 5: Solve for x
    x = 36,133,339.84/7,227.35
  6. Step 6: Final answer
    x = 4,999.53

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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.