Home / 3,622.22-4,996.39-2,781.65

Finding the Fourth Proportional to 3,622.22, 4,996.39 and 2,781.65

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Solution

The fourth proportional to 3,622.22, 4,996.39 and 2,781.65 is: 3,836.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.22 : 4,996.39 = 2,781.65 : x
  2. Step 2: Convert to fraction form
    3,622.22/4,996.39 = 2,781.65/x
  3. Step 3: Cross multiply
    3,622.22x = 4,996.39 × 2,781.65
  4. Step 4: Simplify right side
    3,622.22x = 13,898,208.24
  5. Step 5: Solve for x
    x = 13,898,208.24/3,622.22
  6. Step 6: Final answer
    x = 3,836.93

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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.