Home / 3,283.05-4,529.79-1,938.73

Finding the Fourth Proportional to 3,283.05, 4,529.79 and 1,938.73

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Solution

The fourth proportional to 3,283.05, 4,529.79 and 1,938.73 is: 2,674.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283.05 : 4,529.79 = 1,938.73 : x
  2. Step 2: Convert to fraction form
    3,283.05/4,529.79 = 1,938.73/x
  3. Step 3: Cross multiply
    3,283.05x = 4,529.79 × 1,938.73
  4. Step 4: Simplify right side
    3,283.05x = 8,782,039.77
  5. Step 5: Solve for x
    x = 8,782,039.77/3,283.05
  6. Step 6: Final answer
    x = 2,674.96

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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.