Home / 4,747.62-6,551.22-2,757.80

Finding the Fourth Proportional to 4,747.62, 6,551.22 and 2,757.80

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Solution

The fourth proportional to 4,747.62, 6,551.22 and 2,757.80 is: 3,805.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.62 : 6,551.22 = 2,757.80 : x
  2. Step 2: Convert to fraction form
    4,747.62/6,551.22 = 2,757.80/x
  3. Step 3: Cross multiply
    4,747.62x = 6,551.22 × 2,757.80
  4. Step 4: Simplify right side
    4,747.62x = 18,066,954.52
  5. Step 5: Solve for x
    x = 18,066,954.52/4,747.62
  6. Step 6: Final answer
    x = 3,805.48

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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.