Home / 5,968.51-8,236.42-3,315.83

Finding the Fourth Proportional to 5,968.51, 8,236.42 and 3,315.83

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Solution

The fourth proportional to 5,968.51, 8,236.42 and 3,315.83 is: 4,575.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,968.51 : 8,236.42 = 3,315.83 : x
  2. Step 2: Convert to fraction form
    5,968.51/8,236.42 = 3,315.83/x
  3. Step 3: Cross multiply
    5,968.51x = 8,236.42 × 3,315.83
  4. Step 4: Simplify right side
    5,968.51x = 27,310,568.53
  5. Step 5: Solve for x
    x = 27,310,568.53/5,968.51
  6. Step 6: Final answer
    x = 4,575.78

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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.