Home / 2,224.08-3,337.32-838.35

Finding the Fourth Proportional to 2,224.08, 3,337.32 and 838.35

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Solution

The fourth proportional to 2,224.08, 3,337.32 and 838.35 is: 1,257.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.08 : 3,337.32 = 838.35 : x
  2. Step 2: Convert to fraction form
    2,224.08/3,337.32 = 838.35/x
  3. Step 3: Cross multiply
    2,224.08x = 3,337.32 × 838.35
  4. Step 4: Simplify right side
    2,224.08x = 2,797,842.22
  5. Step 5: Solve for x
    x = 2,797,842.22/2,224.08
  6. Step 6: Final answer
    x = 1,257.98

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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.