Home / 2,015.03-3,023.42-1,091.25

Finding the Fourth Proportional to 2,015.03, 3,023.42 and 1,091.25

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Solution

The fourth proportional to 2,015.03, 3,023.42 and 1,091.25 is: 1,637.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015.03 : 3,023.42 = 1,091.25 : x
  2. Step 2: Convert to fraction form
    2,015.03/3,023.42 = 1,091.25/x
  3. Step 3: Cross multiply
    2,015.03x = 3,023.42 × 1,091.25
  4. Step 4: Simplify right side
    2,015.03x = 3,299,301.62
  5. Step 5: Solve for x
    x = 3,299,301.62/2,015.03
  6. Step 6: Final answer
    x = 1,637.34

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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.