Home / 9,136.64-13,704.96-2,211.14

Finding the Fourth Proportional to 9,136.64, 13,704.96 and 2,211.14

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Solution

The fourth proportional to 9,136.64, 13,704.96 and 2,211.14 is: 3,316.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.64 : 13,704.96 = 2,211.14 : x
  2. Step 2: Convert to fraction form
    9,136.64/13,704.96 = 2,211.14/x
  3. Step 3: Cross multiply
    9,136.64x = 13,704.96 × 2,211.14
  4. Step 4: Simplify right side
    9,136.64x = 30,303,585.25
  5. Step 5: Solve for x
    x = 30,303,585.25/9,136.64
  6. Step 6: Final answer
    x = 3,316.71

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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.