Home / 3,529.49-4,871.27-1,958.09

Finding the Fourth Proportional to 3,529.49, 4,871.27 and 1,958.09

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Solution

The fourth proportional to 3,529.49, 4,871.27 and 1,958.09 is: 2,702.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.49 : 4,871.27 = 1,958.09 : x
  2. Step 2: Convert to fraction form
    3,529.49/4,871.27 = 1,958.09/x
  3. Step 3: Cross multiply
    3,529.49x = 4,871.27 × 1,958.09
  4. Step 4: Simplify right side
    3,529.49x = 9,538,365.61
  5. Step 5: Solve for x
    x = 9,538,365.61/3,529.49
  6. Step 6: Final answer
    x = 2,702.48

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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.