Home / 3,441.67-5,162.80-976.73

Finding the Fourth Proportional to 3,441.67, 5,162.80 and 976.73

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Solution

The fourth proportional to 3,441.67, 5,162.80 and 976.73 is: 1,465.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.67 : 5,162.80 = 976.73 : x
  2. Step 2: Convert to fraction form
    3,441.67/5,162.80 = 976.73/x
  3. Step 3: Cross multiply
    3,441.67x = 5,162.80 × 976.73
  4. Step 4: Simplify right side
    3,441.67x = 5,042,661.64
  5. Step 5: Solve for x
    x = 5,042,661.64/3,441.67
  6. Step 6: Final answer
    x = 1,465.18

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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.