Home / 3,795.72-5,236.38-2,223.15

Finding the Fourth Proportional to 3,795.72, 5,236.38 and 2,223.15

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Solution

The fourth proportional to 3,795.72, 5,236.38 and 2,223.15 is: 3,066.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.72 : 5,236.38 = 2,223.15 : x
  2. Step 2: Convert to fraction form
    3,795.72/5,236.38 = 2,223.15/x
  3. Step 3: Cross multiply
    3,795.72x = 5,236.38 × 2,223.15
  4. Step 4: Simplify right side
    3,795.72x = 11,641,258.20
  5. Step 5: Solve for x
    x = 11,641,258.20/3,795.72
  6. Step 6: Final answer
    x = 3,066.94

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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.