Home / 4,722.54-7,074.08-2,770.03

Finding the Fourth Proportional to 4,722.54, 7,074.08 and 2,770.03

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Solution

The fourth proportional to 4,722.54, 7,074.08 and 2,770.03 is: 4,149.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.54 : 7,074.08 = 2,770.03 : x
  2. Step 2: Convert to fraction form
    4,722.54/7,074.08 = 2,770.03/x
  3. Step 3: Cross multiply
    4,722.54x = 7,074.08 × 2,770.03
  4. Step 4: Simplify right side
    4,722.54x = 19,595,419.20
  5. Step 5: Solve for x
    x = 19,595,419.20/4,722.54
  6. Step 6: Final answer
    x = 4,149.34

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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.