Home / 1,845.28-2,769.12-1,696.96

Finding the Fourth Proportional to 1,845.28, 2,769.12 and 1,696.96

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Solution

The fourth proportional to 1,845.28, 2,769.12 and 1,696.96 is: 2,546.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.28 : 2,769.12 = 1,696.96 : x
  2. Step 2: Convert to fraction form
    1,845.28/2,769.12 = 1,696.96/x
  3. Step 3: Cross multiply
    1,845.28x = 2,769.12 × 1,696.96
  4. Step 4: Simplify right side
    1,845.28x = 4,699,085.88
  5. Step 5: Solve for x
    x = 4,699,085.88/1,845.28
  6. Step 6: Final answer
    x = 2,546.54

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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.