Home / 1,937.54-2,673.57-1,309.44

Finding the Fourth Proportional to 1,937.54, 2,673.57 and 1,309.44

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Solution

The fourth proportional to 1,937.54, 2,673.57 and 1,309.44 is: 1,806.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.54 : 2,673.57 = 1,309.44 : x
  2. Step 2: Convert to fraction form
    1,937.54/2,673.57 = 1,309.44/x
  3. Step 3: Cross multiply
    1,937.54x = 2,673.57 × 1,309.44
  4. Step 4: Simplify right side
    1,937.54x = 3,500,864.56
  5. Step 5: Solve for x
    x = 3,500,864.56/1,937.54
  6. Step 6: Final answer
    x = 1,806.86

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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.