Home / 13,183.22-19,777.48-4,863.28

Finding the Fourth Proportional to 13,183.22, 19,777.48 and 4,863.28

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Solution

The fourth proportional to 13,183.22, 19,777.48 and 4,863.28 is: 7,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,183.22 : 19,777.48 = 4,863.28 : x
  2. Step 2: Convert to fraction form
    13,183.22/19,777.48 = 4,863.28/x
  3. Step 3: Cross multiply
    13,183.22x = 19,777.48 × 4,863.28
  4. Step 4: Simplify right side
    13,183.22x = 96,183,398.62
  5. Step 5: Solve for x
    x = 96,183,398.62/13,183.22
  6. Step 6: Final answer
    x = 7,295.90

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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.