Home / 3,837.78-5,296.08-2,245.52

Finding the Fourth Proportional to 3,837.78, 5,296.08 and 2,245.52

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Solution

The fourth proportional to 3,837.78, 5,296.08 and 2,245.52 is: 3,098.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.78 : 5,296.08 = 2,245.52 : x
  2. Step 2: Convert to fraction form
    3,837.78/5,296.08 = 2,245.52/x
  3. Step 3: Cross multiply
    3,837.78x = 5,296.08 × 2,245.52
  4. Step 4: Simplify right side
    3,837.78x = 11,892,475.22
  5. Step 5: Solve for x
    x = 11,892,475.22/3,837.78
  6. Step 6: Final answer
    x = 3,098.79

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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.