Home / 4,847.72-6,689.94-2,751.62

Finding the Fourth Proportional to 4,847.72, 6,689.94 and 2,751.62

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Solution

The fourth proportional to 4,847.72, 6,689.94 and 2,751.62 is: 3,797.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.72 : 6,689.94 = 2,751.62 : x
  2. Step 2: Convert to fraction form
    4,847.72/6,689.94 = 2,751.62/x
  3. Step 3: Cross multiply
    4,847.72x = 6,689.94 × 2,751.62
  4. Step 4: Simplify right side
    4,847.72x = 18,408,172.70
  5. Step 5: Solve for x
    x = 18,408,172.70/4,847.72
  6. Step 6: Final answer
    x = 3,797.28

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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.