Home / 5,942.75-8,905.61-3,340.22

Finding the Fourth Proportional to 5,942.75, 8,905.61 and 3,340.22

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Solution

The fourth proportional to 5,942.75, 8,905.61 and 3,340.22 is: 5,005.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942.75 : 8,905.61 = 3,340.22 : x
  2. Step 2: Convert to fraction form
    5,942.75/8,905.61 = 3,340.22/x
  3. Step 3: Cross multiply
    5,942.75x = 8,905.61 × 3,340.22
  4. Step 4: Simplify right side
    5,942.75x = 29,746,660.46
  5. Step 5: Solve for x
    x = 29,746,660.46/5,942.75
  6. Step 6: Final answer
    x = 5,005.54

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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.