Home / 5,090.12-7,622.22-3,353.48

Finding the Fourth Proportional to 5,090.12, 7,622.22 and 3,353.48

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Solution

The fourth proportional to 5,090.12, 7,622.22 and 3,353.48 is: 5,021.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.12 : 7,622.22 = 3,353.48 : x
  2. Step 2: Convert to fraction form
    5,090.12/7,622.22 = 3,353.48/x
  3. Step 3: Cross multiply
    5,090.12x = 7,622.22 × 3,353.48
  4. Step 4: Simplify right side
    5,090.12x = 25,560,962.33
  5. Step 5: Solve for x
    x = 25,560,962.33/5,090.12
  6. Step 6: Final answer
    x = 5,021.68

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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.