Home / 7,151.20-10,727.25-2,224.06

Finding the Fourth Proportional to 7,151.20, 10,727.25 and 2,224.06

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Solution

The fourth proportional to 7,151.20, 10,727.25 and 2,224.06 is: 3,336.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151.20 : 10,727.25 = 2,224.06 : x
  2. Step 2: Convert to fraction form
    7,151.20/10,727.25 = 2,224.06/x
  3. Step 3: Cross multiply
    7,151.20x = 10,727.25 × 2,224.06
  4. Step 4: Simplify right side
    7,151.20x = 23,858,047.64
  5. Step 5: Solve for x
    x = 23,858,047.64/7,151.20
  6. Step 6: Final answer
    x = 3,336.23

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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.