Home / 4,566.45-6,849.32-1,279.65

Finding the Fourth Proportional to 4,566.45, 6,849.32 and 1,279.65

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Solution

The fourth proportional to 4,566.45, 6,849.32 and 1,279.65 is: 1,919.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,566.45 : 6,849.32 = 1,279.65 : x
  2. Step 2: Convert to fraction form
    4,566.45/6,849.32 = 1,279.65/x
  3. Step 3: Cross multiply
    4,566.45x = 6,849.32 × 1,279.65
  4. Step 4: Simplify right side
    4,566.45x = 8,764,725.94
  5. Step 5: Solve for x
    x = 8,764,725.94/4,566.45
  6. Step 6: Final answer
    x = 1,919.37

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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.