Home / 2,908.14-4,378.19-2,563.44

Finding the Fourth Proportional to 2,908.14, 4,378.19 and 2,563.44

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Solution

The fourth proportional to 2,908.14, 4,378.19 and 2,563.44 is: 3,859.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.14 : 4,378.19 = 2,563.44 : x
  2. Step 2: Convert to fraction form
    2,908.14/4,378.19 = 2,563.44/x
  3. Step 3: Cross multiply
    2,908.14x = 4,378.19 × 2,563.44
  4. Step 4: Simplify right side
    2,908.14x = 11,223,214.56
  5. Step 5: Solve for x
    x = 11,223,214.56/2,908.14
  6. Step 6: Final answer
    x = 3,859.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.