Home / 4,566-6,849.42-1,279.09

Finding the Fourth Proportional to 4,566, 6,849.42 and 1,279.09

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Solution

The fourth proportional to 4,566, 6,849.42 and 1,279.09 is: 1,918.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,566 : 6,849.42 = 1,279.09 : x
  2. Step 2: Convert to fraction form
    4,566/6,849.42 = 1,279.09/x
  3. Step 3: Cross multiply
    4,566x = 6,849.42 × 1,279.09
  4. Step 4: Simplify right side
    4,566x = 8,761,024.63
  5. Step 5: Solve for x
    x = 8,761,024.63/4,566
  6. Step 6: Final answer
    x = 1,918.75

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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.