Home / 5,445.37-7,512.37-3,556.30

Finding the Fourth Proportional to 5,445.37, 7,512.37 and 3,556.30

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Solution

The fourth proportional to 5,445.37, 7,512.37 and 3,556.30 is: 4,906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.37 : 7,512.37 = 3,556.30 : x
  2. Step 2: Convert to fraction form
    5,445.37/7,512.37 = 3,556.30/x
  3. Step 3: Cross multiply
    5,445.37x = 7,512.37 × 3,556.30
  4. Step 4: Simplify right side
    5,445.37x = 26,716,241.43
  5. Step 5: Solve for x
    x = 26,716,241.43/5,445.37
  6. Step 6: Final answer
    x = 4,906.23

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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.