Home / 3,237.90-4,849.56-1,936.65

Finding the Fourth Proportional to 3,237.90, 4,849.56 and 1,936.65

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Solution

The fourth proportional to 3,237.90, 4,849.56 and 1,936.65 is: 2,900.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.90 : 4,849.56 = 1,936.65 : x
  2. Step 2: Convert to fraction form
    3,237.90/4,849.56 = 1,936.65/x
  3. Step 3: Cross multiply
    3,237.90x = 4,849.56 × 1,936.65
  4. Step 4: Simplify right side
    3,237.90x = 9,391,900.37
  5. Step 5: Solve for x
    x = 9,391,900.37/3,237.90
  6. Step 6: Final answer
    x = 2,900.61

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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.