Home / 7,224.76-10,838.96-3,331.88

Finding the Fourth Proportional to 7,224.76, 10,838.96 and 3,331.88

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Solution

The fourth proportional to 7,224.76, 10,838.96 and 3,331.88 is: 4,998.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.76 : 10,838.96 = 3,331.88 : x
  2. Step 2: Convert to fraction form
    7,224.76/10,838.96 = 3,331.88/x
  3. Step 3: Cross multiply
    7,224.76x = 10,838.96 × 3,331.88
  4. Step 4: Simplify right side
    7,224.76x = 36,114,114.04
  5. Step 5: Solve for x
    x = 36,114,114.04/7,224.76
  6. Step 6: Final answer
    x = 4,998.66

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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.