Home / 2,968.96-4,097.44-1,790.08

Finding the Fourth Proportional to 2,968.96, 4,097.44 and 1,790.08

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Solution

The fourth proportional to 2,968.96, 4,097.44 and 1,790.08 is: 2,470.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.96 : 4,097.44 = 1,790.08 : x
  2. Step 2: Convert to fraction form
    2,968.96/4,097.44 = 1,790.08/x
  3. Step 3: Cross multiply
    2,968.96x = 4,097.44 × 1,790.08
  4. Step 4: Simplify right side
    2,968.96x = 7,334,745.40
  5. Step 5: Solve for x
    x = 7,334,745.40/2,968.96
  6. Step 6: Final answer
    x = 2,470.48

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Why These Related Problems?

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