Home / 2,995.82-4,134.74-2,212.14

Finding the Fourth Proportional to 2,995.82, 4,134.74 and 2,212.14

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Solution

The fourth proportional to 2,995.82, 4,134.74 and 2,212.14 is: 3,053.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.82 : 4,134.74 = 2,212.14 : x
  2. Step 2: Convert to fraction form
    2,995.82/4,134.74 = 2,212.14/x
  3. Step 3: Cross multiply
    2,995.82x = 4,134.74 × 2,212.14
  4. Step 4: Simplify right side
    2,995.82x = 9,146,612.68
  5. Step 5: Solve for x
    x = 9,146,612.68/2,995.82
  6. Step 6: Final answer
    x = 3,053.13

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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.