Home / 1,896.85-2,848.36-1,171.04

Finding the Fourth Proportional to 1,896.85, 2,848.36 and 1,171.04

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Solution

The fourth proportional to 1,896.85, 2,848.36 and 1,171.04 is: 1,758.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.85 : 2,848.36 = 1,171.04 : x
  2. Step 2: Convert to fraction form
    1,896.85/2,848.36 = 1,171.04/x
  3. Step 3: Cross multiply
    1,896.85x = 2,848.36 × 1,171.04
  4. Step 4: Simplify right side
    1,896.85x = 3,335,523.40
  5. Step 5: Solve for x
    x = 3,335,523.40/1,896.85
  6. Step 6: Final answer
    x = 1,758.46

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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.