Home / 2,297.12-3,170.00-1,249.17

Finding the Fourth Proportional to 2,297.12, 3,170.00 and 1,249.17

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Solution

The fourth proportional to 2,297.12, 3,170.00 and 1,249.17 is: 1,723.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.12 : 3,170.00 = 1,249.17 : x
  2. Step 2: Convert to fraction form
    2,297.12/3,170.00 = 1,249.17/x
  3. Step 3: Cross multiply
    2,297.12x = 3,170.00 × 1,249.17
  4. Step 4: Simplify right side
    2,297.12x = 3,959,862.65
  5. Step 5: Solve for x
    x = 3,959,862.65/2,297.12
  6. Step 6: Final answer
    x = 1,723.84

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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.