Home / 2,636.10-3,956.07-1,944.63

Finding the Fourth Proportional to 2,636.10, 3,956.07 and 1,944.63

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Solution

The fourth proportional to 2,636.10, 3,956.07 and 1,944.63 is: 2,918.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636.10 : 3,956.07 = 1,944.63 : x
  2. Step 2: Convert to fraction form
    2,636.10/3,956.07 = 1,944.63/x
  3. Step 3: Cross multiply
    2,636.10x = 3,956.07 × 1,944.63
  4. Step 4: Simplify right side
    2,636.10x = 7,693,092.40
  5. Step 5: Solve for x
    x = 7,693,092.40/2,636.10
  6. Step 6: Final answer
    x = 2,918.37

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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.