Home / 2,908.25-4,358.12-1,809.27

Finding the Fourth Proportional to 2,908.25, 4,358.12 and 1,809.27

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Solution

The fourth proportional to 2,908.25, 4,358.12 and 1,809.27 is: 2,711.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.25 : 4,358.12 = 1,809.27 : x
  2. Step 2: Convert to fraction form
    2,908.25/4,358.12 = 1,809.27/x
  3. Step 3: Cross multiply
    2,908.25x = 4,358.12 × 1,809.27
  4. Step 4: Simplify right side
    2,908.25x = 7,885,006.73
  5. Step 5: Solve for x
    x = 7,885,006.73/2,908.25
  6. Step 6: Final answer
    x = 2,711.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.