Home / 1,910.00-2,634.83-1,319.51

Finding the Fourth Proportional to 1,910.00, 2,634.83 and 1,319.51

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Solution

The fourth proportional to 1,910.00, 2,634.83 and 1,319.51 is: 1,820.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910.00 : 2,634.83 = 1,319.51 : x
  2. Step 2: Convert to fraction form
    1,910.00/2,634.83 = 1,319.51/x
  3. Step 3: Cross multiply
    1,910.00x = 2,634.83 × 1,319.51
  4. Step 4: Simplify right side
    1,910.00x = 3,476,674.65
  5. Step 5: Solve for x
    x = 3,476,674.65/1,910.00
  6. Step 6: Final answer
    x = 1,820.25

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