Home / 6,378.83-9,568.26-1,936.53

Finding the Fourth Proportional to 6,378.83, 9,568.26 and 1,936.53

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Solution

The fourth proportional to 6,378.83, 9,568.26 and 1,936.53 is: 2,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.83 : 9,568.26 = 1,936.53 : x
  2. Step 2: Convert to fraction form
    6,378.83/9,568.26 = 1,936.53/x
  3. Step 3: Cross multiply
    6,378.83x = 9,568.26 × 1,936.53
  4. Step 4: Simplify right side
    6,378.83x = 18,529,222.54
  5. Step 5: Solve for x
    x = 18,529,222.54/6,378.83
  6. Step 6: Final answer
    x = 2,904.80

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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.