Home / 4,001.22-5,521.78-2,233

Finding the Fourth Proportional to 4,001.22, 5,521.78 and 2,233

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Solution

The fourth proportional to 4,001.22, 5,521.78 and 2,233 is: 3,081.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.22 : 5,521.78 = 2,233 : x
  2. Step 2: Convert to fraction form
    4,001.22/5,521.78 = 2,233/x
  3. Step 3: Cross multiply
    4,001.22x = 5,521.78 × 2,233
  4. Step 4: Simplify right side
    4,001.22x = 12,330,134.74
  5. Step 5: Solve for x
    x = 12,330,134.74/4,001.22
  6. Step 6: Final answer
    x = 3,081.59

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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.