Home / 3,093.70-4,641.90-1,705.36

Finding the Fourth Proportional to 3,093.70, 4,641.90 and 1,705.36

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Solution

The fourth proportional to 3,093.70, 4,641.90 and 1,705.36 is: 2,558.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.70 : 4,641.90 = 1,705.36 : x
  2. Step 2: Convert to fraction form
    3,093.70/4,641.90 = 1,705.36/x
  3. Step 3: Cross multiply
    3,093.70x = 4,641.90 × 1,705.36
  4. Step 4: Simplify right side
    3,093.70x = 7,916,110.58
  5. Step 5: Solve for x
    x = 7,916,110.58/3,093.70
  6. Step 6: Final answer
    x = 2,558.78

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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.