Home / 2,090.22-3,135.24-704.24

Finding the Fourth Proportional to 2,090.22, 3,135.24 and 704.24

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Solution

The fourth proportional to 2,090.22, 3,135.24 and 704.24 is: 1,056.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.22 : 3,135.24 = 704.24 : x
  2. Step 2: Convert to fraction form
    2,090.22/3,135.24 = 704.24/x
  3. Step 3: Cross multiply
    2,090.22x = 3,135.24 × 704.24
  4. Step 4: Simplify right side
    2,090.22x = 2,207,961.42
  5. Step 5: Solve for x
    x = 2,207,961.42/2,090.22
  6. Step 6: Final answer
    x = 1,056.33

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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.