Home / 4,791.78-6,609.56-3,089.52

Finding the Fourth Proportional to 4,791.78, 6,609.56 and 3,089.52

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Solution

The fourth proportional to 4,791.78, 6,609.56 and 3,089.52 is: 4,261.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.78 : 6,609.56 = 3,089.52 : x
  2. Step 2: Convert to fraction form
    4,791.78/6,609.56 = 3,089.52/x
  3. Step 3: Cross multiply
    4,791.78x = 6,609.56 × 3,089.52
  4. Step 4: Simplify right side
    4,791.78x = 20,420,352.36
  5. Step 5: Solve for x
    x = 20,420,352.36/4,791.78
  6. Step 6: Final answer
    x = 4,261.54

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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.