Home / 2,844.06-3,925.17-2,286.78

Finding the Fourth Proportional to 2,844.06, 3,925.17 and 2,286.78

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Solution

The fourth proportional to 2,844.06, 3,925.17 and 2,286.78 is: 3,156.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.06 : 3,925.17 = 2,286.78 : x
  2. Step 2: Convert to fraction form
    2,844.06/3,925.17 = 2,286.78/x
  3. Step 3: Cross multiply
    2,844.06x = 3,925.17 × 2,286.78
  4. Step 4: Simplify right side
    2,844.06x = 8,976,000.25
  5. Step 5: Solve for x
    x = 8,976,000.25/2,844.06
  6. Step 6: Final answer
    x = 3,156.05

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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.