Home / 5,252.85-7,249.26-2,895

Finding the Fourth Proportional to 5,252.85, 7,249.26 and 2,895

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Solution

The fourth proportional to 5,252.85, 7,249.26 and 2,895 is: 3,995.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.85 : 7,249.26 = 2,895 : x
  2. Step 2: Convert to fraction form
    5,252.85/7,249.26 = 2,895/x
  3. Step 3: Cross multiply
    5,252.85x = 7,249.26 × 2,895
  4. Step 4: Simplify right side
    5,252.85x = 20,986,607.70
  5. Step 5: Solve for x
    x = 20,986,607.70/5,252.85
  6. Step 6: Final answer
    x = 3,995.28

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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.