Home / 2,865.27-3,954.52-1,606.84

Finding the Fourth Proportional to 2,865.27, 3,954.52 and 1,606.84

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Solution

The fourth proportional to 2,865.27, 3,954.52 and 1,606.84 is: 2,217.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.27 : 3,954.52 = 1,606.84 : x
  2. Step 2: Convert to fraction form
    2,865.27/3,954.52 = 1,606.84/x
  3. Step 3: Cross multiply
    2,865.27x = 3,954.52 × 1,606.84
  4. Step 4: Simplify right side
    2,865.27x = 6,354,273.04
  5. Step 5: Solve for x
    x = 6,354,273.04/2,865.27
  6. Step 6: Final answer
    x = 2,217.68

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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.