Home / 7,157.29-10,736.24-2,227.02

Finding the Fourth Proportional to 7,157.29, 10,736.24 and 2,227.02

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Solution

The fourth proportional to 7,157.29, 10,736.24 and 2,227.02 is: 3,340.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,157.29 : 10,736.24 = 2,227.02 : x
  2. Step 2: Convert to fraction form
    7,157.29/10,736.24 = 2,227.02/x
  3. Step 3: Cross multiply
    7,157.29x = 10,736.24 × 2,227.02
  4. Step 4: Simplify right side
    7,157.29x = 23,909,810.07
  5. Step 5: Solve for x
    x = 23,909,810.07/7,157.29
  6. Step 6: Final answer
    x = 3,340.62

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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.