Home / 6,378.32-9,568.82-1,996.10

Finding the Fourth Proportional to 6,378.32, 9,568.82 and 1,996.10

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Solution

The fourth proportional to 6,378.32, 9,568.82 and 1,996.10 is: 2,994.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.32 : 9,568.82 = 1,996.10 : x
  2. Step 2: Convert to fraction form
    6,378.32/9,568.82 = 1,996.10/x
  3. Step 3: Cross multiply
    6,378.32x = 9,568.82 × 1,996.10
  4. Step 4: Simplify right side
    6,378.32x = 19,100,321.60
  5. Step 5: Solve for x
    x = 19,100,321.60/6,378.32
  6. Step 6: Final answer
    x = 2,994.57

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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.