Home / 3,178.22-4,769.26-2,008.22

Finding the Fourth Proportional to 3,178.22, 4,769.26 and 2,008.22

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Solution

The fourth proportional to 3,178.22, 4,769.26 and 2,008.22 is: 3,013.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178.22 : 4,769.26 = 2,008.22 : x
  2. Step 2: Convert to fraction form
    3,178.22/4,769.26 = 2,008.22/x
  3. Step 3: Cross multiply
    3,178.22x = 4,769.26 × 2,008.22
  4. Step 4: Simplify right side
    3,178.22x = 9,577,694.45
  5. Step 5: Solve for x
    x = 9,577,694.45/3,178.22
  6. Step 6: Final answer
    x = 3,013.55

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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.