Home / 2,238.23-3,354.57-1,871.91

Finding the Fourth Proportional to 2,238.23, 3,354.57 and 1,871.91

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Solution

The fourth proportional to 2,238.23, 3,354.57 and 1,871.91 is: 2,805.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.23 : 3,354.57 = 1,871.91 : x
  2. Step 2: Convert to fraction form
    2,238.23/3,354.57 = 1,871.91/x
  3. Step 3: Cross multiply
    2,238.23x = 3,354.57 × 1,871.91
  4. Step 4: Simplify right side
    2,238.23x = 6,279,453.13
  5. Step 5: Solve for x
    x = 6,279,453.13/2,238.23
  6. Step 6: Final answer
    x = 2,805.54

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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.