Home / 3,394.12-5,090.37-2,480.44

Finding the Fourth Proportional to 3,394.12, 5,090.37 and 2,480.44

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Solution

The fourth proportional to 3,394.12, 5,090.37 and 2,480.44 is: 3,720.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.12 : 5,090.37 = 2,480.44 : x
  2. Step 2: Convert to fraction form
    3,394.12/5,090.37 = 2,480.44/x
  3. Step 3: Cross multiply
    3,394.12x = 5,090.37 × 2,480.44
  4. Step 4: Simplify right side
    3,394.12x = 12,626,357.36
  5. Step 5: Solve for x
    x = 12,626,357.36/3,394.12
  6. Step 6: Final answer
    x = 3,720.07

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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.