Home / 3,577.18-4,936.34-1,962

Finding the Fourth Proportional to 3,577.18, 4,936.34 and 1,962

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Solution

The fourth proportional to 3,577.18, 4,936.34 and 1,962 is: 2,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.18 : 4,936.34 = 1,962 : x
  2. Step 2: Convert to fraction form
    3,577.18/4,936.34 = 1,962/x
  3. Step 3: Cross multiply
    3,577.18x = 4,936.34 × 1,962
  4. Step 4: Simplify right side
    3,577.18x = 9,685,099.08
  5. Step 5: Solve for x
    x = 9,685,099.08/3,577.18
  6. Step 6: Final answer
    x = 2,707.47

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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.