Home / 4,842.87-7,268.86-2,379.46

Finding the Fourth Proportional to 4,842.87, 7,268.86 and 2,379.46

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Solution

The fourth proportional to 4,842.87, 7,268.86 and 2,379.46 is: 3,571.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.87 : 7,268.86 = 2,379.46 : x
  2. Step 2: Convert to fraction form
    4,842.87/7,268.86 = 2,379.46/x
  3. Step 3: Cross multiply
    4,842.87x = 7,268.86 × 2,379.46
  4. Step 4: Simplify right side
    4,842.87x = 17,295,946.66
  5. Step 5: Solve for x
    x = 17,295,946.66/4,842.87
  6. Step 6: Final answer
    x = 3,571.42

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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.