Home / 7,240.96-10,860.74-2,309.73

Finding the Fourth Proportional to 7,240.96, 10,860.74 and 2,309.73

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Solution

The fourth proportional to 7,240.96, 10,860.74 and 2,309.73 is: 3,464.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.96 : 10,860.74 = 2,309.73 : x
  2. Step 2: Convert to fraction form
    7,240.96/10,860.74 = 2,309.73/x
  3. Step 3: Cross multiply
    7,240.96x = 10,860.74 × 2,309.73
  4. Step 4: Simplify right side
    7,240.96x = 25,085,377.00
  5. Step 5: Solve for x
    x = 25,085,377.00/7,240.96
  6. Step 6: Final answer
    x = 3,464.37

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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.