Home / 3,647.37-5,467.80-1,338.33

Finding the Fourth Proportional to 3,647.37, 5,467.80 and 1,338.33

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Solution

The fourth proportional to 3,647.37, 5,467.80 and 1,338.33 is: 2,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.37 : 5,467.80 = 1,338.33 : x
  2. Step 2: Convert to fraction form
    3,647.37/5,467.80 = 1,338.33/x
  3. Step 3: Cross multiply
    3,647.37x = 5,467.80 × 1,338.33
  4. Step 4: Simplify right side
    3,647.37x = 7,317,720.77
  5. Step 5: Solve for x
    x = 7,317,720.77/3,647.37
  6. Step 6: Final answer
    x = 2,006.30

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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.