Home / 3,656.37-5,481.30-1,347.33

Finding the Fourth Proportional to 3,656.37, 5,481.30 and 1,347.33

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Solution

The fourth proportional to 3,656.37, 5,481.30 and 1,347.33 is: 2,019.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.37 : 5,481.30 = 1,347.33 : x
  2. Step 2: Convert to fraction form
    3,656.37/5,481.30 = 1,347.33/x
  3. Step 3: Cross multiply
    3,656.37x = 5,481.30 × 1,347.33
  4. Step 4: Simplify right side
    3,656.37x = 7,385,119.93
  5. Step 5: Solve for x
    x = 7,385,119.93/3,656.37
  6. Step 6: Final answer
    x = 2,019.80

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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.