Home / 5,081.14-7,011.32-2,842.44

Finding the Fourth Proportional to 5,081.14, 7,011.32 and 2,842.44

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Solution

The fourth proportional to 5,081.14, 7,011.32 and 2,842.44 is: 3,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.14 : 7,011.32 = 2,842.44 : x
  2. Step 2: Convert to fraction form
    5,081.14/7,011.32 = 2,842.44/x
  3. Step 3: Cross multiply
    5,081.14x = 7,011.32 × 2,842.44
  4. Step 4: Simplify right side
    5,081.14x = 19,929,256.42
  5. Step 5: Solve for x
    x = 19,929,256.42/5,081.14
  6. Step 6: Final answer
    x = 3,922.20

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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.