Home / 3,169.94-4,376.58-2,837.80

Finding the Fourth Proportional to 3,169.94, 4,376.58 and 2,837.80

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Solution

The fourth proportional to 3,169.94, 4,376.58 and 2,837.80 is: 3,918.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.94 : 4,376.58 = 2,837.80 : x
  2. Step 2: Convert to fraction form
    3,169.94/4,376.58 = 2,837.80/x
  3. Step 3: Cross multiply
    3,169.94x = 4,376.58 × 2,837.80
  4. Step 4: Simplify right side
    3,169.94x = 12,419,858.72
  5. Step 5: Solve for x
    x = 12,419,858.72/3,169.94
  6. Step 6: Final answer
    x = 3,918.01

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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.