Home / 4,945.86-6,824.89-2,707.26

Finding the Fourth Proportional to 4,945.86, 6,824.89 and 2,707.26

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Solution

The fourth proportional to 4,945.86, 6,824.89 and 2,707.26 is: 3,735.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.86 : 6,824.89 = 2,707.26 : x
  2. Step 2: Convert to fraction form
    4,945.86/6,824.89 = 2,707.26/x
  3. Step 3: Cross multiply
    4,945.86x = 6,824.89 × 2,707.26
  4. Step 4: Simplify right side
    4,945.86x = 18,476,729.49
  5. Step 5: Solve for x
    x = 18,476,729.49/4,945.86
  6. Step 6: Final answer
    x = 3,735.80

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1.5x scale

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.