Home / 3,028.84-4,178.39-1,769.95

Finding the Fourth Proportional to 3,028.84, 4,178.39 and 1,769.95

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Solution

The fourth proportional to 3,028.84, 4,178.39 and 1,769.95 is: 2,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.84 : 4,178.39 = 1,769.95 : x
  2. Step 2: Convert to fraction form
    3,028.84/4,178.39 = 1,769.95/x
  3. Step 3: Cross multiply
    3,028.84x = 4,178.39 × 1,769.95
  4. Step 4: Simplify right side
    3,028.84x = 7,395,520.49
  5. Step 5: Solve for x
    x = 7,395,520.49/3,028.84
  6. Step 6: Final answer
    x = 2,441.70

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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.