Home / 6,108.69-9,163.47-2,991.30

Finding the Fourth Proportional to 6,108.69, 9,163.47 and 2,991.30

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Solution

The fourth proportional to 6,108.69, 9,163.47 and 2,991.30 is: 4,487.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.69 : 9,163.47 = 2,991.30 : x
  2. Step 2: Convert to fraction form
    6,108.69/9,163.47 = 2,991.30/x
  3. Step 3: Cross multiply
    6,108.69x = 9,163.47 × 2,991.30
  4. Step 4: Simplify right side
    6,108.69x = 27,410,687.81
  5. Step 5: Solve for x
    x = 27,410,687.81/6,108.69
  6. Step 6: Final answer
    x = 4,487.16

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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.