Home / 3,529.69-4,871.49-2,037.31

Finding the Fourth Proportional to 3,529.69, 4,871.49 and 2,037.31

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Solution

The fourth proportional to 3,529.69, 4,871.49 and 2,037.31 is: 2,811.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.69 : 4,871.49 = 2,037.31 : x
  2. Step 2: Convert to fraction form
    3,529.69/4,871.49 = 2,037.31/x
  3. Step 3: Cross multiply
    3,529.69x = 4,871.49 × 2,037.31
  4. Step 4: Simplify right side
    3,529.69x = 9,924,735.29
  5. Step 5: Solve for x
    x = 9,924,735.29/3,529.69
  6. Step 6: Final answer
    x = 2,811.79

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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.