Home / 6,556.75-9,835.26-1,939.75

Finding the Fourth Proportional to 6,556.75, 9,835.26 and 1,939.75

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Solution

The fourth proportional to 6,556.75, 9,835.26 and 1,939.75 is: 2,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,556.75 : 9,835.26 = 1,939.75 : x
  2. Step 2: Convert to fraction form
    6,556.75/9,835.26 = 1,939.75/x
  3. Step 3: Cross multiply
    6,556.75x = 9,835.26 × 1,939.75
  4. Step 4: Simplify right side
    6,556.75x = 19,077,945.59
  5. Step 5: Solve for x
    x = 19,077,945.59/6,556.75
  6. Step 6: Final answer
    x = 2,909.66

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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.