Home / 11,219.58-15,482.94-6,183.81

Finding the Fourth Proportional to 11,219.58, 15,482.94 and 6,183.81

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Solution

The fourth proportional to 11,219.58, 15,482.94 and 6,183.81 is: 8,533.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.58 : 15,482.94 = 6,183.81 : x
  2. Step 2: Convert to fraction form
    11,219.58/15,482.94 = 6,183.81/x
  3. Step 3: Cross multiply
    11,219.58x = 15,482.94 × 6,183.81
  4. Step 4: Simplify right side
    11,219.58x = 95,743,617.26
  5. Step 5: Solve for x
    x = 95,743,617.26/11,219.58
  6. Step 6: Final answer
    x = 8,533.62

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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.