Home / 3,765.64-5,195.97-2,193.46

Finding the Fourth Proportional to 3,765.64, 5,195.97 and 2,193.46

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Solution

The fourth proportional to 3,765.64, 5,195.97 and 2,193.46 is: 3,026.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.64 : 5,195.97 = 2,193.46 : x
  2. Step 2: Convert to fraction form
    3,765.64/5,195.97 = 2,193.46/x
  3. Step 3: Cross multiply
    3,765.64x = 5,195.97 × 2,193.46
  4. Step 4: Simplify right side
    3,765.64x = 11,397,152.36
  5. Step 5: Solve for x
    x = 11,397,152.36/3,765.64
  6. Step 6: Final answer
    x = 3,026.62

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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.