Home / 11,218.85-15,482.04-6,183.54

Finding the Fourth Proportional to 11,218.85, 15,482.04 and 6,183.54

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Solution

The fourth proportional to 11,218.85, 15,482.04 and 6,183.54 is: 8,533.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,218.85 : 15,482.04 = 6,183.54 : x
  2. Step 2: Convert to fraction form
    11,218.85/15,482.04 = 6,183.54/x
  3. Step 3: Cross multiply
    11,218.85x = 15,482.04 × 6,183.54
  4. Step 4: Simplify right side
    11,218.85x = 95,733,790.43
  5. Step 5: Solve for x
    x = 95,733,790.43/11,218.85
  6. Step 6: Final answer
    x = 8,533.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.