Home / 10,803.45-16,205.30-3,012.27

Finding the Fourth Proportional to 10,803.45, 16,205.30 and 3,012.27

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Solution

The fourth proportional to 10,803.45, 16,205.30 and 3,012.27 is: 4,518.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.45 : 16,205.30 = 3,012.27 : x
  2. Step 2: Convert to fraction form
    10,803.45/16,205.30 = 3,012.27/x
  3. Step 3: Cross multiply
    10,803.45x = 16,205.30 × 3,012.27
  4. Step 4: Simplify right side
    10,803.45x = 48,814,739.03
  5. Step 5: Solve for x
    x = 48,814,739.03/10,803.45
  6. Step 6: Final answer
    x = 4,518.44

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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.