Home / 7,184.73-9,912.62-4,351.20

Finding the Fourth Proportional to 7,184.73, 9,912.62 and 4,351.20

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Solution

The fourth proportional to 7,184.73, 9,912.62 and 4,351.20 is: 6,003.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184.73 : 9,912.62 = 4,351.20 : x
  2. Step 2: Convert to fraction form
    7,184.73/9,912.62 = 4,351.20/x
  3. Step 3: Cross multiply
    7,184.73x = 9,912.62 × 4,351.20
  4. Step 4: Simplify right side
    7,184.73x = 43,131,770.39
  5. Step 5: Solve for x
    x = 43,131,770.39/7,184.73
  6. Step 6: Final answer
    x = 6,003.26

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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.