Home / 2,993.14-4,490.01-1,237.78

Finding the Fourth Proportional to 2,993.14, 4,490.01 and 1,237.78

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Solution

The fourth proportional to 2,993.14, 4,490.01 and 1,237.78 is: 1,856.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.14 : 4,490.01 = 1,237.78 : x
  2. Step 2: Convert to fraction form
    2,993.14/4,490.01 = 1,237.78/x
  3. Step 3: Cross multiply
    2,993.14x = 4,490.01 × 1,237.78
  4. Step 4: Simplify right side
    2,993.14x = 5,557,644.58
  5. Step 5: Solve for x
    x = 5,557,644.58/2,993.14
  6. Step 6: Final answer
    x = 1,856.79

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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.