Home / 4,945.59-6,824.99-2,707.68

Finding the Fourth Proportional to 4,945.59, 6,824.99 and 2,707.68

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Solution

The fourth proportional to 4,945.59, 6,824.99 and 2,707.68 is: 3,736.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.59 : 6,824.99 = 2,707.68 : x
  2. Step 2: Convert to fraction form
    4,945.59/6,824.99 = 2,707.68/x
  3. Step 3: Cross multiply
    4,945.59x = 6,824.99 × 2,707.68
  4. Step 4: Simplify right side
    4,945.59x = 18,479,895.69
  5. Step 5: Solve for x
    x = 18,479,895.69/4,945.59
  6. Step 6: Final answer
    x = 3,736.64

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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.