Home / 3,714.39-5,122.96-2,222.01

Finding the Fourth Proportional to 3,714.39, 5,122.96 and 2,222.01

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Solution

The fourth proportional to 3,714.39, 5,122.96 and 2,222.01 is: 3,064.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,714.39 : 5,122.96 = 2,222.01 : x
  2. Step 2: Convert to fraction form
    3,714.39/5,122.96 = 2,222.01/x
  3. Step 3: Cross multiply
    3,714.39x = 5,122.96 × 2,222.01
  4. Step 4: Simplify right side
    3,714.39x = 11,383,262.79
  5. Step 5: Solve for x
    x = 11,383,262.79/3,714.39
  6. Step 6: Final answer
    x = 3,064.64

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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.