Home / 6,606.45-9,116.84-3,622.28

Finding the Fourth Proportional to 6,606.45, 9,116.84 and 3,622.28

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Solution

The fourth proportional to 6,606.45, 9,116.84 and 3,622.28 is: 4,998.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.45 : 9,116.84 = 3,622.28 : x
  2. Step 2: Convert to fraction form
    6,606.45/9,116.84 = 3,622.28/x
  3. Step 3: Cross multiply
    6,606.45x = 9,116.84 × 3,622.28
  4. Step 4: Simplify right side
    6,606.45x = 33,023,729.08
  5. Step 5: Solve for x
    x = 33,023,729.08/6,606.45
  6. Step 6: Final answer
    x = 4,998.71

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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.