Home / 4,329.76-5,975.48-2,757.75

Finding the Fourth Proportional to 4,329.76, 5,975.48 and 2,757.75

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Solution

The fourth proportional to 4,329.76, 5,975.48 and 2,757.75 is: 3,805.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.76 : 5,975.48 = 2,757.75 : x
  2. Step 2: Convert to fraction form
    4,329.76/5,975.48 = 2,757.75/x
  3. Step 3: Cross multiply
    4,329.76x = 5,975.48 × 2,757.75
  4. Step 4: Simplify right side
    4,329.76x = 16,478,879.97
  5. Step 5: Solve for x
    x = 16,478,879.97/4,329.76
  6. Step 6: Final answer
    x = 3,805.96

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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.