Home / 3,765.16-5,195.32-2,192.92

Finding the Fourth Proportional to 3,765.16, 5,195.32 and 2,192.92

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Solution

The fourth proportional to 3,765.16, 5,195.32 and 2,192.92 is: 3,025.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.16 : 5,195.32 = 2,192.92 : x
  2. Step 2: Convert to fraction form
    3,765.16/5,195.32 = 2,192.92/x
  3. Step 3: Cross multiply
    3,765.16x = 5,195.32 × 2,192.92
  4. Step 4: Simplify right side
    3,765.16x = 11,392,921.13
  5. Step 5: Solve for x
    x = 11,392,921.13/3,765.16
  6. Step 6: Final answer
    x = 3,025.88

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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.