Home / 1,268.44-1,748.82-1,058.92

Finding the Fourth Proportional to 1,268.44, 1,748.82 and 1,058.92

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Solution

The fourth proportional to 1,268.44, 1,748.82 and 1,058.92 is: 1,459.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268.44 : 1,748.82 = 1,058.92 : x
  2. Step 2: Convert to fraction form
    1,268.44/1,748.82 = 1,058.92/x
  3. Step 3: Cross multiply
    1,268.44x = 1,748.82 × 1,058.92
  4. Step 4: Simplify right side
    1,268.44x = 1,851,860.47
  5. Step 5: Solve for x
    x = 1,851,860.47/1,268.44
  6. Step 6: Final answer
    x = 1,459.95

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Why These Related Problems?

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