Home / 3,288.43-4,538.60-1,962.87

Finding the Fourth Proportional to 3,288.43, 4,538.60 and 1,962.87

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Solution

The fourth proportional to 3,288.43, 4,538.60 and 1,962.87 is: 2,709.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.43 : 4,538.60 = 1,962.87 : x
  2. Step 2: Convert to fraction form
    3,288.43/4,538.60 = 1,962.87/x
  3. Step 3: Cross multiply
    3,288.43x = 4,538.60 × 1,962.87
  4. Step 4: Simplify right side
    3,288.43x = 8,908,662.31
  5. Step 5: Solve for x
    x = 8,908,662.31/3,288.43
  6. Step 6: Final answer
    x = 2,709.09

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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.