Home / 6,172.53-9,211.34-5,516.43

Finding the Fourth Proportional to 6,172.53, 9,211.34 and 5,516.43

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Solution

The fourth proportional to 6,172.53, 9,211.34 and 5,516.43 is: 8,232.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172.53 : 9,211.34 = 5,516.43 : x
  2. Step 2: Convert to fraction form
    6,172.53/9,211.34 = 5,516.43/x
  3. Step 3: Cross multiply
    6,172.53x = 9,211.34 × 5,516.43
  4. Step 4: Simplify right side
    6,172.53x = 50,813,684.73
  5. Step 5: Solve for x
    x = 50,813,684.73/6,172.53
  6. Step 6: Final answer
    x = 8,232.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.