Home / 3,556.20-5,330.70-2,094.60

Finding the Fourth Proportional to 3,556.20, 5,330.70 and 2,094.60

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Solution

The fourth proportional to 3,556.20, 5,330.70 and 2,094.60 is: 3,139.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.20 : 5,330.70 = 2,094.60 : x
  2. Step 2: Convert to fraction form
    3,556.20/5,330.70 = 2,094.60/x
  3. Step 3: Cross multiply
    3,556.20x = 5,330.70 × 2,094.60
  4. Step 4: Simplify right side
    3,556.20x = 11,165,684.22
  5. Step 5: Solve for x
    x = 11,165,684.22/3,556.20
  6. Step 6: Final answer
    x = 3,139.78

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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.