Home / 4,945.76-6,825.09-2,707.64

Finding the Fourth Proportional to 4,945.76, 6,825.09 and 2,707.64

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Solution

The fourth proportional to 4,945.76, 6,825.09 and 2,707.64 is: 3,736.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.76 : 6,825.09 = 2,707.64 : x
  2. Step 2: Convert to fraction form
    4,945.76/6,825.09 = 2,707.64/x
  3. Step 3: Cross multiply
    4,945.76x = 6,825.09 × 2,707.64
  4. Step 4: Simplify right side
    4,945.76x = 18,479,839.02
  5. Step 5: Solve for x
    x = 18,479,839.02/4,945.76
  6. Step 6: Final answer
    x = 3,736.51

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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.