Home / 3,528.37-4,869.12-1,956.43

Finding the Fourth Proportional to 3,528.37, 4,869.12 and 1,956.43

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Solution

The fourth proportional to 3,528.37, 4,869.12 and 1,956.43 is: 2,699.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.37 : 4,869.12 = 1,956.43 : x
  2. Step 2: Convert to fraction form
    3,528.37/4,869.12 = 1,956.43/x
  3. Step 3: Cross multiply
    3,528.37x = 4,869.12 × 1,956.43
  4. Step 4: Simplify right side
    3,528.37x = 9,526,092.44
  5. Step 5: Solve for x
    x = 9,526,092.44/3,528.37
  6. Step 6: Final answer
    x = 2,699.86

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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.