Home / 4,771.82-7,154.94-2,173.34

Finding the Fourth Proportional to 4,771.82, 7,154.94 and 2,173.34

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Solution

The fourth proportional to 4,771.82, 7,154.94 and 2,173.34 is: 3,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.82 : 7,154.94 = 2,173.34 : x
  2. Step 2: Convert to fraction form
    4,771.82/7,154.94 = 2,173.34/x
  3. Step 3: Cross multiply
    4,771.82x = 7,154.94 × 2,173.34
  4. Step 4: Simplify right side
    4,771.82x = 15,550,117.30
  5. Step 5: Solve for x
    x = 15,550,117.30/4,771.82
  6. Step 6: Final answer
    x = 3,258.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.