Home / 8,297.43-12,445.82-3,365.74

Finding the Fourth Proportional to 8,297.43, 12,445.82 and 3,365.74

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Solution

The fourth proportional to 8,297.43, 12,445.82 and 3,365.74 is: 5,048.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297.43 : 12,445.82 = 3,365.74 : x
  2. Step 2: Convert to fraction form
    8,297.43/12,445.82 = 3,365.74/x
  3. Step 3: Cross multiply
    8,297.43x = 12,445.82 × 3,365.74
  4. Step 4: Simplify right side
    8,297.43x = 41,889,394.21
  5. Step 5: Solve for x
    x = 41,889,394.21/8,297.43
  6. Step 6: Final answer
    x = 5,048.48

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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.