Home / 7,735.10-10,674.44-4,198.31

Finding the Fourth Proportional to 7,735.10, 10,674.44 and 4,198.31

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Solution

The fourth proportional to 7,735.10, 10,674.44 and 4,198.31 is: 5,793.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,735.10 : 10,674.44 = 4,198.31 : x
  2. Step 2: Convert to fraction form
    7,735.10/10,674.44 = 4,198.31/x
  3. Step 3: Cross multiply
    7,735.10x = 10,674.44 × 4,198.31
  4. Step 4: Simplify right side
    7,735.10x = 44,814,554.82
  5. Step 5: Solve for x
    x = 44,814,554.82/7,735.10
  6. Step 6: Final answer
    x = 5,793.67

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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.