Home / 2,297.52-3,170.66-1,249.61

Finding the Fourth Proportional to 2,297.52, 3,170.66 and 1,249.61

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Solution

The fourth proportional to 2,297.52, 3,170.66 and 1,249.61 is: 1,724.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.52 : 3,170.66 = 1,249.61 : x
  2. Step 2: Convert to fraction form
    2,297.52/3,170.66 = 1,249.61/x
  3. Step 3: Cross multiply
    2,297.52x = 3,170.66 × 1,249.61
  4. Step 4: Simplify right side
    2,297.52x = 3,962,066.34
  5. Step 5: Solve for x
    x = 3,962,066.34/2,297.52
  6. Step 6: Final answer
    x = 1,724.50

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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.