Home / 3,904.12-5,845.35-3,040.12

Finding the Fourth Proportional to 3,904.12, 5,845.35 and 3,040.12

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Solution

The fourth proportional to 3,904.12, 5,845.35 and 3,040.12 is: 4,551.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.12 : 5,845.35 = 3,040.12 : x
  2. Step 2: Convert to fraction form
    3,904.12/5,845.35 = 3,040.12/x
  3. Step 3: Cross multiply
    3,904.12x = 5,845.35 × 3,040.12
  4. Step 4: Simplify right side
    3,904.12x = 17,770,565.44
  5. Step 5: Solve for x
    x = 17,770,565.44/3,904.12
  6. Step 6: Final answer
    x = 4,551.75

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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.