Home / 4,171.36-6,256.86-1,705.36

Finding the Fourth Proportional to 4,171.36, 6,256.86 and 1,705.36

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Solution

The fourth proportional to 4,171.36, 6,256.86 and 1,705.36 is: 2,557.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.36 : 6,256.86 = 1,705.36 : x
  2. Step 2: Convert to fraction form
    4,171.36/6,256.86 = 1,705.36/x
  3. Step 3: Cross multiply
    4,171.36x = 6,256.86 × 1,705.36
  4. Step 4: Simplify right side
    4,171.36x = 10,670,198.77
  5. Step 5: Solve for x
    x = 10,670,198.77/4,171.36
  6. Step 6: Final answer
    x = 2,557.97

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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.