Home / 3,785.60-5,223.26-2,293.49

Finding the Fourth Proportional to 3,785.60, 5,223.26 and 2,293.49

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Solution

The fourth proportional to 3,785.60, 5,223.26 and 2,293.49 is: 3,164.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.60 : 5,223.26 = 2,293.49 : x
  2. Step 2: Convert to fraction form
    3,785.60/5,223.26 = 2,293.49/x
  3. Step 3: Cross multiply
    3,785.60x = 5,223.26 × 2,293.49
  4. Step 4: Simplify right side
    3,785.60x = 11,979,456.99
  5. Step 5: Solve for x
    x = 11,979,456.99/3,785.60
  6. Step 6: Final answer
    x = 3,164.48

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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.