Home / 3,370.32-5,048.64-1,906.38

Finding the Fourth Proportional to 3,370.32, 5,048.64 and 1,906.38

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Solution

The fourth proportional to 3,370.32, 5,048.64 and 1,906.38 is: 2,855.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.32 : 5,048.64 = 1,906.38 : x
  2. Step 2: Convert to fraction form
    3,370.32/5,048.64 = 1,906.38/x
  3. Step 3: Cross multiply
    3,370.32x = 5,048.64 × 1,906.38
  4. Step 4: Simplify right side
    3,370.32x = 9,624,626.32
  5. Step 5: Solve for x
    x = 9,624,626.32/3,370.32
  6. Step 6: Final answer
    x = 2,855.70

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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.