Home / 6,622.32-9,923.40-2,722.08

Finding the Fourth Proportional to 6,622.32, 9,923.40 and 2,722.08

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Solution

The fourth proportional to 6,622.32, 9,923.40 and 2,722.08 is: 4,078.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,622.32 : 9,923.40 = 2,722.08 : x
  2. Step 2: Convert to fraction form
    6,622.32/9,923.40 = 2,722.08/x
  3. Step 3: Cross multiply
    6,622.32x = 9,923.40 × 2,722.08
  4. Step 4: Simplify right side
    6,622.32x = 27,012,288.67
  5. Step 5: Solve for x
    x = 27,012,288.67/6,622.32
  6. Step 6: Final answer
    x = 4,078.98

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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.