Home / 3,151.01-4,721.12-2,224.91

Finding the Fourth Proportional to 3,151.01, 4,721.12 and 2,224.91

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Solution

The fourth proportional to 3,151.01, 4,721.12 and 2,224.91 is: 3,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151.01 : 4,721.12 = 2,224.91 : x
  2. Step 2: Convert to fraction form
    3,151.01/4,721.12 = 2,224.91/x
  3. Step 3: Cross multiply
    3,151.01x = 4,721.12 × 2,224.91
  4. Step 4: Simplify right side
    3,151.01x = 10,504,055.97
  5. Step 5: Solve for x
    x = 10,504,055.97/3,151.01
  6. Step 6: Final answer
    x = 3,333.55

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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.