Home / 5,968.36-8,933.46-3,990.16

Finding the Fourth Proportional to 5,968.36, 8,933.46 and 3,990.16

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Solution

The fourth proportional to 5,968.36, 8,933.46 and 3,990.16 is: 5,972.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,968.36 : 8,933.46 = 3,990.16 : x
  2. Step 2: Convert to fraction form
    5,968.36/8,933.46 = 3,990.16/x
  3. Step 3: Cross multiply
    5,968.36x = 8,933.46 × 3,990.16
  4. Step 4: Simplify right side
    5,968.36x = 35,645,934.75
  5. Step 5: Solve for x
    x = 35,645,934.75/5,968.36
  6. Step 6: Final answer
    x = 5,972.48

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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.