Home / 4,449.85-6,665.83-2,074.57

Finding the Fourth Proportional to 4,449.85, 6,665.83 and 2,074.57

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Solution

The fourth proportional to 4,449.85, 6,665.83 and 2,074.57 is: 3,107.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.85 : 6,665.83 = 2,074.57 : x
  2. Step 2: Convert to fraction form
    4,449.85/6,665.83 = 2,074.57/x
  3. Step 3: Cross multiply
    4,449.85x = 6,665.83 × 2,074.57
  4. Step 4: Simplify right side
    4,449.85x = 13,828,730.94
  5. Step 5: Solve for x
    x = 13,828,730.94/4,449.85
  6. Step 6: Final answer
    x = 3,107.68

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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.