Home / 6,378.19-9,568.63-1,995.97

Finding the Fourth Proportional to 6,378.19, 9,568.63 and 1,995.97

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Solution

The fourth proportional to 6,378.19, 9,568.63 and 1,995.97 is: 2,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.19 : 9,568.63 = 1,995.97 : x
  2. Step 2: Convert to fraction form
    6,378.19/9,568.63 = 1,995.97/x
  3. Step 3: Cross multiply
    6,378.19x = 9,568.63 × 1,995.97
  4. Step 4: Simplify right side
    6,378.19x = 19,098,698.42
  5. Step 5: Solve for x
    x = 19,098,698.42/6,378.19
  6. Step 6: Final answer
    x = 2,994.38

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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.