Home / 8,297.07-11,449.80-4,520.31

Finding the Fourth Proportional to 8,297.07, 11,449.80 and 4,520.31

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Solution

The fourth proportional to 8,297.07, 11,449.80 and 4,520.31 is: 6,237.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297.07 : 11,449.80 = 4,520.31 : x
  2. Step 2: Convert to fraction form
    8,297.07/11,449.80 = 4,520.31/x
  3. Step 3: Cross multiply
    8,297.07x = 11,449.80 × 4,520.31
  4. Step 4: Simplify right side
    8,297.07x = 51,756,645.44
  5. Step 5: Solve for x
    x = 51,756,645.44/8,297.07
  6. Step 6: Final answer
    x = 6,237.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.