Home / 3,914.16-5,862.28-1,966.92

Finding the Fourth Proportional to 3,914.16, 5,862.28 and 1,966.92

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Solution

The fourth proportional to 3,914.16, 5,862.28 and 1,966.92 is: 2,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.16 : 5,862.28 = 1,966.92 : x
  2. Step 2: Convert to fraction form
    3,914.16/5,862.28 = 1,966.92/x
  3. Step 3: Cross multiply
    3,914.16x = 5,862.28 × 1,966.92
  4. Step 4: Simplify right side
    3,914.16x = 11,530,635.78
  5. Step 5: Solve for x
    x = 11,530,635.78/3,914.16
  6. Step 6: Final answer
    x = 2,945.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.