Home / 3,166.38-4,748.49-1,219.26

Finding the Fourth Proportional to 3,166.38, 4,748.49 and 1,219.26

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Solution

The fourth proportional to 3,166.38, 4,748.49 and 1,219.26 is: 1,828.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.38 : 4,748.49 = 1,219.26 : x
  2. Step 2: Convert to fraction form
    3,166.38/4,748.49 = 1,219.26/x
  3. Step 3: Cross multiply
    3,166.38x = 4,748.49 × 1,219.26
  4. Step 4: Simplify right side
    3,166.38x = 5,789,643.92
  5. Step 5: Solve for x
    x = 5,789,643.92/3,166.38
  6. Step 6: Final answer
    x = 1,828.47

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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.