Home / 2,497.92-3,448.62-2,221.16

Finding the Fourth Proportional to 2,497.92, 3,448.62 and 2,221.16

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Solution

The fourth proportional to 2,497.92, 3,448.62 and 2,221.16 is: 3,066.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497.92 : 3,448.62 = 2,221.16 : x
  2. Step 2: Convert to fraction form
    2,497.92/3,448.62 = 2,221.16/x
  3. Step 3: Cross multiply
    2,497.92x = 3,448.62 × 2,221.16
  4. Step 4: Simplify right side
    2,497.92x = 7,659,936.80
  5. Step 5: Solve for x
    x = 7,659,936.80/2,497.92
  6. Step 6: Final answer
    x = 3,066.53

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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.