Home / 6,923.20-10,384.80-4,845.55

Finding the Fourth Proportional to 6,923.20, 10,384.80 and 4,845.55

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Solution

The fourth proportional to 6,923.20, 10,384.80 and 4,845.55 is: 7,268.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.20 : 10,384.80 = 4,845.55 : x
  2. Step 2: Convert to fraction form
    6,923.20/10,384.80 = 4,845.55/x
  3. Step 3: Cross multiply
    6,923.20x = 10,384.80 × 4,845.55
  4. Step 4: Simplify right side
    6,923.20x = 50,320,067.64
  5. Step 5: Solve for x
    x = 50,320,067.64/6,923.20
  6. Step 6: Final answer
    x = 7,268.33

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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.