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Finding the Fourth Proportional to 2,047.52, 2,825.13 and 1,163.12

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Solution

The fourth proportional to 2,047.52, 2,825.13 and 1,163.12 is: 1,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047.52 : 2,825.13 = 1,163.12 : x
  2. Step 2: Convert to fraction form
    2,047.52/2,825.13 = 1,163.12/x
  3. Step 3: Cross multiply
    2,047.52x = 2,825.13 × 1,163.12
  4. Step 4: Simplify right side
    2,047.52x = 3,285,965.21
  5. Step 5: Solve for x
    x = 3,285,965.21/2,047.52
  6. Step 6: Final answer
    x = 1,604.85

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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.