Home / 4,019.38-6,028.16-1,422.32

Finding the Fourth Proportional to 4,019.38, 6,028.16 and 1,422.32

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Solution

The fourth proportional to 4,019.38, 6,028.16 and 1,422.32 is: 2,133.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.38 : 6,028.16 = 1,422.32 : x
  2. Step 2: Convert to fraction form
    4,019.38/6,028.16 = 1,422.32/x
  3. Step 3: Cross multiply
    4,019.38x = 6,028.16 × 1,422.32
  4. Step 4: Simplify right side
    4,019.38x = 8,573,935.28
  5. Step 5: Solve for x
    x = 8,573,935.28/4,019.38
  6. Step 6: Final answer
    x = 2,133.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.