Home / 7,735.07-10,674.40-4,198.28

Finding the Fourth Proportional to 7,735.07, 10,674.40 and 4,198.28

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Solution

The fourth proportional to 7,735.07, 10,674.40 and 4,198.28 is: 5,793.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,735.07 : 10,674.40 = 4,198.28 : x
  2. Step 2: Convert to fraction form
    7,735.07/10,674.40 = 4,198.28/x
  3. Step 3: Cross multiply
    7,735.07x = 10,674.40 × 4,198.28
  4. Step 4: Simplify right side
    7,735.07x = 44,814,084.05
  5. Step 5: Solve for x
    x = 44,814,084.05/7,735.07
  6. Step 6: Final answer
    x = 5,793.63

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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.