Home / 9,136.67-13,704.96-2,211.17

Finding the Fourth Proportional to 9,136.67, 13,704.96 and 2,211.17

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Solution

The fourth proportional to 9,136.67, 13,704.96 and 2,211.17 is: 3,316.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136.67 : 13,704.96 = 2,211.17 : x
  2. Step 2: Convert to fraction form
    9,136.67/13,704.96 = 2,211.17/x
  3. Step 3: Cross multiply
    9,136.67x = 13,704.96 × 2,211.17
  4. Step 4: Simplify right side
    9,136.67x = 30,303,996.40
  5. Step 5: Solve for x
    x = 30,303,996.40/9,136.67
  6. Step 6: Final answer
    x = 3,316.74

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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.