Home / 3,040.07-4,196.84-1,922.15

Finding the Fourth Proportional to 3,040.07, 4,196.84 and 1,922.15

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Solution

The fourth proportional to 3,040.07, 4,196.84 and 1,922.15 is: 2,653.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.07 : 4,196.84 = 1,922.15 : x
  2. Step 2: Convert to fraction form
    3,040.07/4,196.84 = 1,922.15/x
  3. Step 3: Cross multiply
    3,040.07x = 4,196.84 × 1,922.15
  4. Step 4: Simplify right side
    3,040.07x = 8,066,956.89
  5. Step 5: Solve for x
    x = 8,066,956.89/3,040.07
  6. Step 6: Final answer
    x = 2,653.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.