Home / 2,833.36-3,908.94-2,089.09

Finding the Fourth Proportional to 2,833.36, 3,908.94 and 2,089.09

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Solution

The fourth proportional to 2,833.36, 3,908.94 and 2,089.09 is: 2,882.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.36 : 3,908.94 = 2,089.09 : x
  2. Step 2: Convert to fraction form
    2,833.36/3,908.94 = 2,089.09/x
  3. Step 3: Cross multiply
    2,833.36x = 3,908.94 × 2,089.09
  4. Step 4: Simplify right side
    2,833.36x = 8,166,127.46
  5. Step 5: Solve for x
    x = 8,166,127.46/2,833.36
  6. Step 6: Final answer
    x = 2,882.14

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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.