Home / 5,912.35-8,158.44-3,393.86

Finding the Fourth Proportional to 5,912.35, 8,158.44 and 3,393.86

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Solution

The fourth proportional to 5,912.35, 8,158.44 and 3,393.86 is: 4,683.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.35 : 8,158.44 = 3,393.86 : x
  2. Step 2: Convert to fraction form
    5,912.35/8,158.44 = 3,393.86/x
  3. Step 3: Cross multiply
    5,912.35x = 8,158.44 × 3,393.86
  4. Step 4: Simplify right side
    5,912.35x = 27,688,562.39
  5. Step 5: Solve for x
    x = 27,688,562.39/5,912.35
  6. Step 6: Final answer
    x = 4,683.18

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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.