Home / 9,190.68-13,786.46-2,617.32

Finding the Fourth Proportional to 9,190.68, 13,786.46 and 2,617.32

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Solution

The fourth proportional to 9,190.68, 13,786.46 and 2,617.32 is: 3,926.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.68 : 13,786.46 = 2,617.32 : x
  2. Step 2: Convert to fraction form
    9,190.68/13,786.46 = 2,617.32/x
  3. Step 3: Cross multiply
    9,190.68x = 13,786.46 × 2,617.32
  4. Step 4: Simplify right side
    9,190.68x = 36,083,577.49
  5. Step 5: Solve for x
    x = 36,083,577.49/9,190.68
  6. Step 6: Final answer
    x = 3,926.11

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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.