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Finding the Fourth Proportional to 5,163.76, 7,745.52 and 2,244.16

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Solution

The fourth proportional to 5,163.76, 7,745.52 and 2,244.16 is: 3,366.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.76 : 7,745.52 = 2,244.16 : x
  2. Step 2: Convert to fraction form
    5,163.76/7,745.52 = 2,244.16/x
  3. Step 3: Cross multiply
    5,163.76x = 7,745.52 × 2,244.16
  4. Step 4: Simplify right side
    5,163.76x = 17,382,186.16
  5. Step 5: Solve for x
    x = 17,382,186.16/5,163.76
  6. Step 6: Final answer
    x = 3,366.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.