Home / 8,467.50-11,682.45-5,485.62

Finding the Fourth Proportional to 8,467.50, 11,682.45 and 5,485.62

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Solution

The fourth proportional to 8,467.50, 11,682.45 and 5,485.62 is: 7,568.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.50 : 11,682.45 = 5,485.62 : x
  2. Step 2: Convert to fraction form
    8,467.50/11,682.45 = 5,485.62/x
  3. Step 3: Cross multiply
    8,467.50x = 11,682.45 × 5,485.62
  4. Step 4: Simplify right side
    8,467.50x = 64,085,481.37
  5. Step 5: Solve for x
    x = 64,085,481.37/8,467.50
  6. Step 6: Final answer
    x = 7,568.41

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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.