Home / 1,863.41-2,795.31-1,039.91

Finding the Fourth Proportional to 1,863.41, 2,795.31 and 1,039.91

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Solution

The fourth proportional to 1,863.41, 2,795.31 and 1,039.91 is: 1,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863.41 : 2,795.31 = 1,039.91 : x
  2. Step 2: Convert to fraction form
    1,863.41/2,795.31 = 1,039.91/x
  3. Step 3: Cross multiply
    1,863.41x = 2,795.31 × 1,039.91
  4. Step 4: Simplify right side
    1,863.41x = 2,906,856.85
  5. Step 5: Solve for x
    x = 2,906,856.85/1,863.41
  6. Step 6: Final answer
    x = 1,559.97

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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.