Home / 1,758.51-2,637.97-1,028.09

Finding the Fourth Proportional to 1,758.51, 2,637.97 and 1,028.09

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Solution

The fourth proportional to 1,758.51, 2,637.97 and 1,028.09 is: 1,542.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758.51 : 2,637.97 = 1,028.09 : x
  2. Step 2: Convert to fraction form
    1,758.51/2,637.97 = 1,028.09/x
  3. Step 3: Cross multiply
    1,758.51x = 2,637.97 × 1,028.09
  4. Step 4: Simplify right side
    1,758.51x = 2,712,074.60
  5. Step 5: Solve for x
    x = 2,712,074.60/1,758.51
  6. Step 6: Final answer
    x = 1,542.26

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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.