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Finding the Fourth Proportional to 2,863.78, 4,295.99 and 1,752.66

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Solution

The fourth proportional to 2,863.78, 4,295.99 and 1,752.66 is: 2,629.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863.78 : 4,295.99 = 1,752.66 : x
  2. Step 2: Convert to fraction form
    2,863.78/4,295.99 = 1,752.66/x
  3. Step 3: Cross multiply
    2,863.78x = 4,295.99 × 1,752.66
  4. Step 4: Simplify right side
    2,863.78x = 7,529,409.83
  5. Step 5: Solve for x
    x = 7,529,409.83/2,863.78
  6. Step 6: Final answer
    x = 2,629.19

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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.