Home / 3,838.74-5,297.49-2,245.02

Finding the Fourth Proportional to 3,838.74, 5,297.49 and 2,245.02

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Solution

The fourth proportional to 3,838.74, 5,297.49 and 2,245.02 is: 3,098.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.74 : 5,297.49 = 2,245.02 : x
  2. Step 2: Convert to fraction form
    3,838.74/5,297.49 = 2,245.02/x
  3. Step 3: Cross multiply
    3,838.74x = 5,297.49 × 2,245.02
  4. Step 4: Simplify right side
    3,838.74x = 11,892,971.00
  5. Step 5: Solve for x
    x = 11,892,971.00/3,838.74
  6. Step 6: Final answer
    x = 3,098.14

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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.