Home / 2,107.37-2,908.13-1,163.24

Finding the Fourth Proportional to 2,107.37, 2,908.13 and 1,163.24

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Solution

The fourth proportional to 2,107.37, 2,908.13 and 1,163.24 is: 1,605.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107.37 : 2,908.13 = 1,163.24 : x
  2. Step 2: Convert to fraction form
    2,107.37/2,908.13 = 1,163.24/x
  3. Step 3: Cross multiply
    2,107.37x = 2,908.13 × 1,163.24
  4. Step 4: Simplify right side
    2,107.37x = 3,382,838.78
  5. Step 5: Solve for x
    x = 3,382,838.78/2,107.37
  6. Step 6: Final answer
    x = 1,605.24

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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.