Home / 2,086.48-2,879.36-1,202.41

Finding the Fourth Proportional to 2,086.48, 2,879.36 and 1,202.41

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Solution

The fourth proportional to 2,086.48, 2,879.36 and 1,202.41 is: 1,659.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086.48 : 2,879.36 = 1,202.41 : x
  2. Step 2: Convert to fraction form
    2,086.48/2,879.36 = 1,202.41/x
  3. Step 3: Cross multiply
    2,086.48x = 2,879.36 × 1,202.41
  4. Step 4: Simplify right side
    2,086.48x = 3,462,171.26
  5. Step 5: Solve for x
    x = 3,462,171.26/2,086.48
  6. Step 6: Final answer
    x = 1,659.34

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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.