Home / 3,137.73-4,705.98-1,057.51

Finding the Fourth Proportional to 3,137.73, 4,705.98 and 1,057.51

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Solution

The fourth proportional to 3,137.73, 4,705.98 and 1,057.51 is: 1,586.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.73 : 4,705.98 = 1,057.51 : x
  2. Step 2: Convert to fraction form
    3,137.73/4,705.98 = 1,057.51/x
  3. Step 3: Cross multiply
    3,137.73x = 4,705.98 × 1,057.51
  4. Step 4: Simplify right side
    3,137.73x = 4,976,620.91
  5. Step 5: Solve for x
    x = 4,976,620.91/3,137.73
  6. Step 6: Final answer
    x = 1,586.06

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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.