Home / 3,725.27-5,140.71-2,233.11

Finding the Fourth Proportional to 3,725.27, 5,140.71 and 2,233.11

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Solution

The fourth proportional to 3,725.27, 5,140.71 and 2,233.11 is: 3,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.27 : 5,140.71 = 2,233.11 : x
  2. Step 2: Convert to fraction form
    3,725.27/5,140.71 = 2,233.11/x
  3. Step 3: Cross multiply
    3,725.27x = 5,140.71 × 2,233.11
  4. Step 4: Simplify right side
    3,725.27x = 11,479,770.91
  5. Step 5: Solve for x
    x = 11,479,770.91/3,725.27
  6. Step 6: Final answer
    x = 3,081.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.