Home / 5,396.02-8,086.83-2,623.75

Finding the Fourth Proportional to 5,396.02, 8,086.83 and 2,623.75

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Solution

The fourth proportional to 5,396.02, 8,086.83 and 2,623.75 is: 3,932.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.02 : 8,086.83 = 2,623.75 : x
  2. Step 2: Convert to fraction form
    5,396.02/8,086.83 = 2,623.75/x
  3. Step 3: Cross multiply
    5,396.02x = 8,086.83 × 2,623.75
  4. Step 4: Simplify right side
    5,396.02x = 21,217,820.21
  5. Step 5: Solve for x
    x = 21,217,820.21/5,396.02
  6. Step 6: Final answer
    x = 3,932.12

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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.