Home / 11,081.44-16,622.16-3,290.08

Finding the Fourth Proportional to 11,081.44, 16,622.16 and 3,290.08

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Solution

The fourth proportional to 11,081.44, 16,622.16 and 3,290.08 is: 4,935.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.44 : 16,622.16 = 3,290.08 : x
  2. Step 2: Convert to fraction form
    11,081.44/16,622.16 = 3,290.08/x
  3. Step 3: Cross multiply
    11,081.44x = 16,622.16 × 3,290.08
  4. Step 4: Simplify right side
    11,081.44x = 54,688,236.17
  5. Step 5: Solve for x
    x = 54,688,236.17/11,081.44
  6. Step 6: Final answer
    x = 4,935.12

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Similar ratio
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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.