Home / 5,578.22-8,364.36-2,454.60

Finding the Fourth Proportional to 5,578.22, 8,364.36 and 2,454.60

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Solution

The fourth proportional to 5,578.22, 8,364.36 and 2,454.60 is: 3,680.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.22 : 8,364.36 = 2,454.60 : x
  2. Step 2: Convert to fraction form
    5,578.22/8,364.36 = 2,454.60/x
  3. Step 3: Cross multiply
    5,578.22x = 8,364.36 × 2,454.60
  4. Step 4: Simplify right side
    5,578.22x = 20,531,198.63
  5. Step 5: Solve for x
    x = 20,531,198.63/5,578.22
  6. Step 6: Final answer
    x = 3,680.60

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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.