Home / 1,836.72-2,758.68-1,769.04

Finding the Fourth Proportional to 1,836.72, 2,758.68 and 1,769.04

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Solution

The fourth proportional to 1,836.72, 2,758.68 and 1,769.04 is: 2,657.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.72 : 2,758.68 = 1,769.04 : x
  2. Step 2: Convert to fraction form
    1,836.72/2,758.68 = 1,769.04/x
  3. Step 3: Cross multiply
    1,836.72x = 2,758.68 × 1,769.04
  4. Step 4: Simplify right side
    1,836.72x = 4,880,215.27
  5. Step 5: Solve for x
    x = 4,880,215.27/1,836.72
  6. Step 6: Final answer
    x = 2,657.03

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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.