Home / 1,937.09-2,906.20-1,351.84

Finding the Fourth Proportional to 1,937.09, 2,906.20 and 1,351.84

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Solution

The fourth proportional to 1,937.09, 2,906.20 and 1,351.84 is: 2,028.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.09 : 2,906.20 = 1,351.84 : x
  2. Step 2: Convert to fraction form
    1,937.09/2,906.20 = 1,351.84/x
  3. Step 3: Cross multiply
    1,937.09x = 2,906.20 × 1,351.84
  4. Step 4: Simplify right side
    1,937.09x = 3,928,721.08
  5. Step 5: Solve for x
    x = 3,928,721.08/1,937.09
  6. Step 6: Final answer
    x = 2,028.16

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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.