Home / 3,556.26-4,903.20-2,229.48

Finding the Fourth Proportional to 3,556.26, 4,903.20 and 2,229.48

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Solution

The fourth proportional to 3,556.26, 4,903.20 and 2,229.48 is: 3,073.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.26 : 4,903.20 = 2,229.48 : x
  2. Step 2: Convert to fraction form
    3,556.26/4,903.20 = 2,229.48/x
  3. Step 3: Cross multiply
    3,556.26x = 4,903.20 × 2,229.48
  4. Step 4: Simplify right side
    3,556.26x = 10,931,586.34
  5. Step 5: Solve for x
    x = 10,931,586.34/3,556.26
  6. Step 6: Final answer
    x = 3,073.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.