Home / 2,653.37-3,982.12-1,837.36

Finding the Fourth Proportional to 2,653.37, 3,982.12 and 1,837.36

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Solution

The fourth proportional to 2,653.37, 3,982.12 and 1,837.36 is: 2,757.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.37 : 3,982.12 = 1,837.36 : x
  2. Step 2: Convert to fraction form
    2,653.37/3,982.12 = 1,837.36/x
  3. Step 3: Cross multiply
    2,653.37x = 3,982.12 × 1,837.36
  4. Step 4: Simplify right side
    2,653.37x = 7,316,573.45
  5. Step 5: Solve for x
    x = 7,316,573.45/2,653.37
  6. Step 6: Final answer
    x = 2,757.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.