Home / 5,393.00-8,086.20-2,102.25

Finding the Fourth Proportional to 5,393.00, 8,086.20 and 2,102.25

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Solution

The fourth proportional to 5,393.00, 8,086.20 and 2,102.25 is: 3,152.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.00 : 8,086.20 = 2,102.25 : x
  2. Step 2: Convert to fraction form
    5,393.00/8,086.20 = 2,102.25/x
  3. Step 3: Cross multiply
    5,393.00x = 8,086.20 × 2,102.25
  4. Step 4: Simplify right side
    5,393.00x = 16,999,211.98
  5. Step 5: Solve for x
    x = 16,999,211.98/5,393.00
  6. Step 6: Final answer
    x = 3,152.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.