Home / 6,172.16-8,517.55-3,339.53

Finding the Fourth Proportional to 6,172.16, 8,517.55 and 3,339.53

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Solution

The fourth proportional to 6,172.16, 8,517.55 and 3,339.53 is: 4,608.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172.16 : 8,517.55 = 3,339.53 : x
  2. Step 2: Convert to fraction form
    6,172.16/8,517.55 = 3,339.53/x
  3. Step 3: Cross multiply
    6,172.16x = 8,517.55 × 3,339.53
  4. Step 4: Simplify right side
    6,172.16x = 28,444,597.05
  5. Step 5: Solve for x
    x = 28,444,597.05/6,172.16
  6. Step 6: Final answer
    x = 4,608.53

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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.