Home / 2,039.62-3,058.77-1,052.12

Finding the Fourth Proportional to 2,039.62, 3,058.77 and 1,052.12

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Solution

The fourth proportional to 2,039.62, 3,058.77 and 1,052.12 is: 1,577.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039.62 : 3,058.77 = 1,052.12 : x
  2. Step 2: Convert to fraction form
    2,039.62/3,058.77 = 1,052.12/x
  3. Step 3: Cross multiply
    2,039.62x = 3,058.77 × 1,052.12
  4. Step 4: Simplify right side
    2,039.62x = 3,218,193.09
  5. Step 5: Solve for x
    x = 3,218,193.09/2,039.62
  6. Step 6: Final answer
    x = 1,577.84

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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.