Home / 2,933.20-4,047.92-1,606.84

Finding the Fourth Proportional to 2,933.20, 4,047.92 and 1,606.84

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Solution

The fourth proportional to 2,933.20, 4,047.92 and 1,606.84 is: 2,217.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.20 : 4,047.92 = 1,606.84 : x
  2. Step 2: Convert to fraction form
    2,933.20/4,047.92 = 1,606.84/x
  3. Step 3: Cross multiply
    2,933.20x = 4,047.92 × 1,606.84
  4. Step 4: Simplify right side
    2,933.20x = 6,504,359.77
  5. Step 5: Solve for x
    x = 6,504,359.77/2,933.20
  6. Step 6: Final answer
    x = 2,217.50

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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.