Home / 3,168.03-4,372.42-1,842.50

Finding the Fourth Proportional to 3,168.03, 4,372.42 and 1,842.50

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Solution

The fourth proportional to 3,168.03, 4,372.42 and 1,842.50 is: 2,542.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.03 : 4,372.42 = 1,842.50 : x
  2. Step 2: Convert to fraction form
    3,168.03/4,372.42 = 1,842.50/x
  3. Step 3: Cross multiply
    3,168.03x = 4,372.42 × 1,842.50
  4. Step 4: Simplify right side
    3,168.03x = 8,056,205.77
  5. Step 5: Solve for x
    x = 8,056,205.77/3,168.03
  6. Step 6: Final answer
    x = 2,542.97

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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.