Home / 6,140.44-8,474.04-3,487.96

Finding the Fourth Proportional to 6,140.44, 8,474.04 and 3,487.96

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Solution

The fourth proportional to 6,140.44, 8,474.04 and 3,487.96 is: 4,813.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.44 : 8,474.04 = 3,487.96 : x
  2. Step 2: Convert to fraction form
    6,140.44/8,474.04 = 3,487.96/x
  3. Step 3: Cross multiply
    6,140.44x = 8,474.04 × 3,487.96
  4. Step 4: Simplify right side
    6,140.44x = 29,557,112.56
  5. Step 5: Solve for x
    x = 29,557,112.56/6,140.44
  6. Step 6: Final answer
    x = 4,813.52

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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.