Home / 5,255.63-7,252.64-3,017.38

Finding the Fourth Proportional to 5,255.63, 7,252.64 and 3,017.38

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Solution

The fourth proportional to 5,255.63, 7,252.64 and 3,017.38 is: 4,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.63 : 7,252.64 = 3,017.38 : x
  2. Step 2: Convert to fraction form
    5,255.63/7,252.64 = 3,017.38/x
  3. Step 3: Cross multiply
    5,255.63x = 7,252.64 × 3,017.38
  4. Step 4: Simplify right side
    5,255.63x = 21,883,942.18
  5. Step 5: Solve for x
    x = 21,883,942.18/5,255.63
  6. Step 6: Final answer
    x = 4,163.90

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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.