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Finding the Fourth Proportional to 5,793.25, 7,991.74 and 3,665.19

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Solution

The fourth proportional to 5,793.25, 7,991.74 and 3,665.19 is: 5,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,793.25 : 7,991.74 = 3,665.19 : x
  2. Step 2: Convert to fraction form
    5,793.25/7,991.74 = 3,665.19/x
  3. Step 3: Cross multiply
    5,793.25x = 7,991.74 × 3,665.19
  4. Step 4: Simplify right side
    5,793.25x = 29,291,236.37
  5. Step 5: Solve for x
    x = 29,291,236.37/5,793.25
  6. Step 6: Final answer
    x = 5,056.10

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1.5x scale

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.