Home / 4,919.68-7,380.24-1,841.44

Finding the Fourth Proportional to 4,919.68, 7,380.24 and 1,841.44

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Solution

The fourth proportional to 4,919.68, 7,380.24 and 1,841.44 is: 2,762.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919.68 : 7,380.24 = 1,841.44 : x
  2. Step 2: Convert to fraction form
    4,919.68/7,380.24 = 1,841.44/x
  3. Step 3: Cross multiply
    4,919.68x = 7,380.24 × 1,841.44
  4. Step 4: Simplify right side
    4,919.68x = 13,590,269.15
  5. Step 5: Solve for x
    x = 13,590,269.15/4,919.68
  6. Step 6: Final answer
    x = 2,762.43

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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.