Home / 3,534.03-4,876.72-1,962

Finding the Fourth Proportional to 3,534.03, 4,876.72 and 1,962

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Solution

The fourth proportional to 3,534.03, 4,876.72 and 1,962 is: 2,707.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.03 : 4,876.72 = 1,962 : x
  2. Step 2: Convert to fraction form
    3,534.03/4,876.72 = 1,962/x
  3. Step 3: Cross multiply
    3,534.03x = 4,876.72 × 1,962
  4. Step 4: Simplify right side
    3,534.03x = 9,568,119.74
  5. Step 5: Solve for x
    x = 9,568,119.74/3,534.03
  6. Step 6: Final answer
    x = 2,707.42

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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.