Home / 3,270.58-4,900.70-1,951.09

Finding the Fourth Proportional to 3,270.58, 4,900.70 and 1,951.09

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Solution

The fourth proportional to 3,270.58, 4,900.70 and 1,951.09 is: 2,923.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.58 : 4,900.70 = 1,951.09 : x
  2. Step 2: Convert to fraction form
    3,270.58/4,900.70 = 1,951.09/x
  3. Step 3: Cross multiply
    3,270.58x = 4,900.70 × 1,951.09
  4. Step 4: Simplify right side
    3,270.58x = 9,561,699.39
  5. Step 5: Solve for x
    x = 9,561,699.39/3,270.58
  6. Step 6: Final answer
    x = 2,923.55

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1.5x scale

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.