Home / 2,227.74-3,342.33-1,253.58

Finding the Fourth Proportional to 2,227.74, 3,342.33 and 1,253.58

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Solution

The fourth proportional to 2,227.74, 3,342.33 and 1,253.58 is: 1,880.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.74 : 3,342.33 = 1,253.58 : x
  2. Step 2: Convert to fraction form
    2,227.74/3,342.33 = 1,253.58/x
  3. Step 3: Cross multiply
    2,227.74x = 3,342.33 × 1,253.58
  4. Step 4: Simplify right side
    2,227.74x = 4,189,878.04
  5. Step 5: Solve for x
    x = 4,189,878.04/2,227.74
  6. Step 6: Final answer
    x = 1,880.78

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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.