Home / 1,944.62-2,914.73-1,788.90

Finding the Fourth Proportional to 1,944.62, 2,914.73 and 1,788.90

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Solution

The fourth proportional to 1,944.62, 2,914.73 and 1,788.90 is: 2,681.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944.62 : 2,914.73 = 1,788.90 : x
  2. Step 2: Convert to fraction form
    1,944.62/2,914.73 = 1,788.90/x
  3. Step 3: Cross multiply
    1,944.62x = 2,914.73 × 1,788.90
  4. Step 4: Simplify right side
    1,944.62x = 5,214,160.50
  5. Step 5: Solve for x
    x = 5,214,160.50/1,944.62
  6. Step 6: Final answer
    x = 2,681.33

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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.