Home / 7,229.28-10,842.48-3,333.12

Finding the Fourth Proportional to 7,229.28, 10,842.48 and 3,333.12

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Solution

The fourth proportional to 7,229.28, 10,842.48 and 3,333.12 is: 4,999.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.28 : 10,842.48 = 3,333.12 : x
  2. Step 2: Convert to fraction form
    7,229.28/10,842.48 = 3,333.12/x
  3. Step 3: Cross multiply
    7,229.28x = 10,842.48 × 3,333.12
  4. Step 4: Simplify right side
    7,229.28x = 36,139,286.94
  5. Step 5: Solve for x
    x = 36,139,286.94/7,229.28
  6. Step 6: Final answer
    x = 4,999.02

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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.