Home / 6,221.64-8,577.42-4,450.16

Finding the Fourth Proportional to 6,221.64, 8,577.42 and 4,450.16

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Solution

The fourth proportional to 6,221.64, 8,577.42 and 4,450.16 is: 6,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.64 : 8,577.42 = 4,450.16 : x
  2. Step 2: Convert to fraction form
    6,221.64/8,577.42 = 4,450.16/x
  3. Step 3: Cross multiply
    6,221.64x = 8,577.42 × 4,450.16
  4. Step 4: Simplify right side
    6,221.64x = 38,170,891.39
  5. Step 5: Solve for x
    x = 38,170,891.39/6,221.64
  6. Step 6: Final answer
    x = 6,135.18

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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.