Home / 3,395.26-5,093.92-1,640.31

Finding the Fourth Proportional to 3,395.26, 5,093.92 and 1,640.31

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Solution

The fourth proportional to 3,395.26, 5,093.92 and 1,640.31 is: 2,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.26 : 5,093.92 = 1,640.31 : x
  2. Step 2: Convert to fraction form
    3,395.26/5,093.92 = 1,640.31/x
  3. Step 3: Cross multiply
    3,395.26x = 5,093.92 × 1,640.31
  4. Step 4: Simplify right side
    3,395.26x = 8,355,603.81
  5. Step 5: Solve for x
    x = 8,355,603.81/3,395.26
  6. Step 6: Final answer
    x = 2,460.96

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1.5x scale

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.