Home / 4,738.68-6,539.31-2,749.57

Finding the Fourth Proportional to 4,738.68, 6,539.31 and 2,749.57

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Solution

The fourth proportional to 4,738.68, 6,539.31 and 2,749.57 is: 3,794.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.68 : 6,539.31 = 2,749.57 : x
  2. Step 2: Convert to fraction form
    4,738.68/6,539.31 = 2,749.57/x
  3. Step 3: Cross multiply
    4,738.68x = 6,539.31 × 2,749.57
  4. Step 4: Simplify right side
    4,738.68x = 17,980,290.60
  5. Step 5: Solve for x
    x = 17,980,290.60/4,738.68
  6. Step 6: Final answer
    x = 3,794.37

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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.