Home / 2,563.57-3,847.23-1,641.39

Finding the Fourth Proportional to 2,563.57, 3,847.23 and 1,641.39

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Solution

The fourth proportional to 2,563.57, 3,847.23 and 1,641.39 is: 2,463.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563.57 : 3,847.23 = 1,641.39 : x
  2. Step 2: Convert to fraction form
    2,563.57/3,847.23 = 1,641.39/x
  3. Step 3: Cross multiply
    2,563.57x = 3,847.23 × 1,641.39
  4. Step 4: Simplify right side
    2,563.57x = 6,314,804.85
  5. Step 5: Solve for x
    x = 6,314,804.85/2,563.57
  6. Step 6: Final answer
    x = 2,463.29

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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.