Home / 10,803.44-16,205.92-3,408.24

Finding the Fourth Proportional to 10,803.44, 16,205.92 and 3,408.24

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Solution

The fourth proportional to 10,803.44, 16,205.92 and 3,408.24 is: 5,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.44 : 16,205.92 = 3,408.24 : x
  2. Step 2: Convert to fraction form
    10,803.44/16,205.92 = 3,408.24/x
  3. Step 3: Cross multiply
    10,803.44x = 16,205.92 × 3,408.24
  4. Step 4: Simplify right side
    10,803.44x = 55,233,664.78
  5. Step 5: Solve for x
    x = 55,233,664.78/10,803.44
  6. Step 6: Final answer
    x = 5,112.60

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1.5x scale

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.