Home / 3,456.53-5,175.20-2,847.54

Finding the Fourth Proportional to 3,456.53, 5,175.20 and 2,847.54

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Solution

The fourth proportional to 3,456.53, 5,175.20 and 2,847.54 is: 4,263.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.53 : 5,175.20 = 2,847.54 : x
  2. Step 2: Convert to fraction form
    3,456.53/5,175.20 = 2,847.54/x
  3. Step 3: Cross multiply
    3,456.53x = 5,175.20 × 2,847.54
  4. Step 4: Simplify right side
    3,456.53x = 14,736,596.13
  5. Step 5: Solve for x
    x = 14,736,596.13/3,456.53
  6. Step 6: Final answer
    x = 4,263.41

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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.