Home / 2,236.15-3,086.04-1,351.99

Finding the Fourth Proportional to 2,236.15, 3,086.04 and 1,351.99

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Solution

The fourth proportional to 2,236.15, 3,086.04 and 1,351.99 is: 1,865.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.15 : 3,086.04 = 1,351.99 : x
  2. Step 2: Convert to fraction form
    2,236.15/3,086.04 = 1,351.99/x
  3. Step 3: Cross multiply
    2,236.15x = 3,086.04 × 1,351.99
  4. Step 4: Simplify right side
    2,236.15x = 4,172,295.22
  5. Step 5: Solve for x
    x = 4,172,295.22/2,236.15
  6. Step 6: Final answer
    x = 1,865.84

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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.