Home / 2,236.61-3,355.76-850.30

Finding the Fourth Proportional to 2,236.61, 3,355.76 and 850.30

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Solution

The fourth proportional to 2,236.61, 3,355.76 and 850.30 is: 1,275.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.61 : 3,355.76 = 850.30 : x
  2. Step 2: Convert to fraction form
    2,236.61/3,355.76 = 850.30/x
  3. Step 3: Cross multiply
    2,236.61x = 3,355.76 × 850.30
  4. Step 4: Simplify right side
    2,236.61x = 2,853,396.46
  5. Step 5: Solve for x
    x = 2,853,396.46/2,236.61
  6. Step 6: Final answer
    x = 1,275.77

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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.