Home / 3,946.70-5,919.98-1,606.69

Finding the Fourth Proportional to 3,946.70, 5,919.98 and 1,606.69

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Solution

The fourth proportional to 3,946.70, 5,919.98 and 1,606.69 is: 2,410.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.70 : 5,919.98 = 1,606.69 : x
  2. Step 2: Convert to fraction form
    3,946.70/5,919.98 = 1,606.69/x
  3. Step 3: Cross multiply
    3,946.70x = 5,919.98 × 1,606.69
  4. Step 4: Simplify right side
    3,946.70x = 9,511,535.03
  5. Step 5: Solve for x
    x = 9,511,535.03/3,946.70
  6. Step 6: Final answer
    x = 2,410.00

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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.