Home / 5,252.90-7,249.38-2,895.44

Finding the Fourth Proportional to 5,252.90, 7,249.38 and 2,895.44

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Solution

The fourth proportional to 5,252.90, 7,249.38 and 2,895.44 is: 3,995.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.90 : 7,249.38 = 2,895.44 : x
  2. Step 2: Convert to fraction form
    5,252.90/7,249.38 = 2,895.44/x
  3. Step 3: Cross multiply
    5,252.90x = 7,249.38 × 2,895.44
  4. Step 4: Simplify right side
    5,252.90x = 20,990,144.83
  5. Step 5: Solve for x
    x = 20,990,144.83/5,252.90
  6. Step 6: Final answer
    x = 3,995.92

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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.