Home / 3,785.70-5,224.35-2,293.38

Finding the Fourth Proportional to 3,785.70, 5,224.35 and 2,293.38

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Solution

The fourth proportional to 3,785.70, 5,224.35 and 2,293.38 is: 3,164.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.70 : 5,224.35 = 2,293.38 : x
  2. Step 2: Convert to fraction form
    3,785.70/5,224.35 = 2,293.38/x
  3. Step 3: Cross multiply
    3,785.70x = 5,224.35 × 2,293.38
  4. Step 4: Simplify right side
    3,785.70x = 11,981,419.80
  5. Step 5: Solve for x
    x = 11,981,419.80/3,785.70
  6. Step 6: Final answer
    x = 3,164.92

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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.