Home / 11,162.70-16,745.40-5,236.52

Finding the Fourth Proportional to 11,162.70, 16,745.40 and 5,236.52

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Solution

The fourth proportional to 11,162.70, 16,745.40 and 5,236.52 is: 7,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,162.70 : 16,745.40 = 5,236.52 : x
  2. Step 2: Convert to fraction form
    11,162.70/16,745.40 = 5,236.52/x
  3. Step 3: Cross multiply
    11,162.70x = 16,745.40 × 5,236.52
  4. Step 4: Simplify right side
    11,162.70x = 87,687,622.01
  5. Step 5: Solve for x
    x = 87,687,622.01/11,162.70
  6. Step 6: Final answer
    x = 7,855.41

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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.