Home / 5,902.48-8,144.31-3,664.90

Finding the Fourth Proportional to 5,902.48, 8,144.31 and 3,664.90

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Solution

The fourth proportional to 5,902.48, 8,144.31 and 3,664.90 is: 5,056.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.48 : 8,144.31 = 3,664.90 : x
  2. Step 2: Convert to fraction form
    5,902.48/8,144.31 = 3,664.90/x
  3. Step 3: Cross multiply
    5,902.48x = 8,144.31 × 3,664.90
  4. Step 4: Simplify right side
    5,902.48x = 29,848,081.72
  5. Step 5: Solve for x
    x = 29,848,081.72/5,902.48
  6. Step 6: Final answer
    x = 5,056.87

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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.