Home / 7,163.67-10,739.38-2,718.84

Finding the Fourth Proportional to 7,163.67, 10,739.38 and 2,718.84

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Solution

The fourth proportional to 7,163.67, 10,739.38 and 2,718.84 is: 4,075.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163.67 : 10,739.38 = 2,718.84 : x
  2. Step 2: Convert to fraction form
    7,163.67/10,739.38 = 2,718.84/x
  3. Step 3: Cross multiply
    7,163.67x = 10,739.38 × 2,718.84
  4. Step 4: Simplify right side
    7,163.67x = 29,198,655.92
  5. Step 5: Solve for x
    x = 29,198,655.92/7,163.67
  6. Step 6: Final answer
    x = 4,075.94

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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.