Home / 6,904.50-10,357.20-1,974.54

Finding the Fourth Proportional to 6,904.50, 10,357.20 and 1,974.54

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Solution

The fourth proportional to 6,904.50, 10,357.20 and 1,974.54 is: 2,961.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.50 : 10,357.20 = 1,974.54 : x
  2. Step 2: Convert to fraction form
    6,904.50/10,357.20 = 1,974.54/x
  3. Step 3: Cross multiply
    6,904.50x = 10,357.20 × 1,974.54
  4. Step 4: Simplify right side
    6,904.50x = 20,450,705.69
  5. Step 5: Solve for x
    x = 20,450,705.69/6,904.50
  6. Step 6: Final answer
    x = 2,961.94

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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.