Home / 3,694.68-5,543.10-1,962

Finding the Fourth Proportional to 3,694.68, 5,543.10 and 1,962

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Solution

The fourth proportional to 3,694.68, 5,543.10 and 1,962 is: 2,943.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694.68 : 5,543.10 = 1,962 : x
  2. Step 2: Convert to fraction form
    3,694.68/5,543.10 = 1,962/x
  3. Step 3: Cross multiply
    3,694.68x = 5,543.10 × 1,962
  4. Step 4: Simplify right side
    3,694.68x = 10,875,562.20
  5. Step 5: Solve for x
    x = 10,875,562.20/3,694.68
  6. Step 6: Final answer
    x = 2,943.57

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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.