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Finding the Fourth Proportional to 5,808.16, 8,015.44 and 3,323.68

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Solution

The fourth proportional to 5,808.16, 8,015.44 and 3,323.68 is: 4,586.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.16 : 8,015.44 = 3,323.68 : x
  2. Step 2: Convert to fraction form
    5,808.16/8,015.44 = 3,323.68/x
  3. Step 3: Cross multiply
    5,808.16x = 8,015.44 × 3,323.68
  4. Step 4: Simplify right side
    5,808.16x = 26,640,757.62
  5. Step 5: Solve for x
    x = 26,640,757.62/5,808.16
  6. Step 6: Final answer
    x = 4,586.78

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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.