Home / 6,151.36-8,489.44-3,634.24

Finding the Fourth Proportional to 6,151.36, 8,489.44 and 3,634.24

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Solution

The fourth proportional to 6,151.36, 8,489.44 and 3,634.24 is: 5,015.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151.36 : 8,489.44 = 3,634.24 : x
  2. Step 2: Convert to fraction form
    6,151.36/8,489.44 = 3,634.24/x
  3. Step 3: Cross multiply
    6,151.36x = 8,489.44 × 3,634.24
  4. Step 4: Simplify right side
    6,151.36x = 30,852,662.43
  5. Step 5: Solve for x
    x = 30,852,662.43/6,151.36
  6. Step 6: Final answer
    x = 5,015.58

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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.