Home / 2,228.70-3,076.26-1,565.73

Finding the Fourth Proportional to 2,228.70, 3,076.26 and 1,565.73

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Solution

The fourth proportional to 2,228.70, 3,076.26 and 1,565.73 is: 2,161.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.70 : 3,076.26 = 1,565.73 : x
  2. Step 2: Convert to fraction form
    2,228.70/3,076.26 = 1,565.73/x
  3. Step 3: Cross multiply
    2,228.70x = 3,076.26 × 1,565.73
  4. Step 4: Simplify right side
    2,228.70x = 4,816,592.57
  5. Step 5: Solve for x
    x = 4,816,592.57/2,228.70
  6. Step 6: Final answer
    x = 2,161.17

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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.