Home / 4,098.78-6,147.27-1,176.44

Finding the Fourth Proportional to 4,098.78, 6,147.27 and 1,176.44

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Solution

The fourth proportional to 4,098.78, 6,147.27 and 1,176.44 is: 1,764.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.78 : 6,147.27 = 1,176.44 : x
  2. Step 2: Convert to fraction form
    4,098.78/6,147.27 = 1,176.44/x
  3. Step 3: Cross multiply
    4,098.78x = 6,147.27 × 1,176.44
  4. Step 4: Simplify right side
    4,098.78x = 7,231,863.58
  5. Step 5: Solve for x
    x = 7,231,863.58/4,098.78
  6. Step 6: Final answer
    x = 1,764.39

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1.5x scale

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.