Home / 11,218.91-15,482.19-6,183.30

Finding the Fourth Proportional to 11,218.91, 15,482.19 and 6,183.30

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Solution

The fourth proportional to 11,218.91, 15,482.19 and 6,183.30 is: 8,533.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,218.91 : 15,482.19 = 6,183.30 : x
  2. Step 2: Convert to fraction form
    11,218.91/15,482.19 = 6,183.30/x
  3. Step 3: Cross multiply
    11,218.91x = 15,482.19 × 6,183.30
  4. Step 4: Simplify right side
    11,218.91x = 95,731,083.49
  5. Step 5: Solve for x
    x = 95,731,083.49/11,218.91
  6. Step 6: Final answer
    x = 8,533.01

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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.