Home / 1,933.56-2,665.84-1,269.24

Finding the Fourth Proportional to 1,933.56, 2,665.84 and 1,269.24

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Solution

The fourth proportional to 1,933.56, 2,665.84 and 1,269.24 is: 1,749.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.56 : 2,665.84 = 1,269.24 : x
  2. Step 2: Convert to fraction form
    1,933.56/2,665.84 = 1,269.24/x
  3. Step 3: Cross multiply
    1,933.56x = 2,665.84 × 1,269.24
  4. Step 4: Simplify right side
    1,933.56x = 3,383,590.76
  5. Step 5: Solve for x
    x = 3,383,590.76/1,933.56
  6. Step 6: Final answer
    x = 1,749.93

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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.