Home / 4,771.75-6,585-2,647.60

Finding the Fourth Proportional to 4,771.75, 6,585 and 2,647.60

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Solution

The fourth proportional to 4,771.75, 6,585 and 2,647.60 is: 3,653.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.75 : 6,585 = 2,647.60 : x
  2. Step 2: Convert to fraction form
    4,771.75/6,585 = 2,647.60/x
  3. Step 3: Cross multiply
    4,771.75x = 6,585 × 2,647.60
  4. Step 4: Simplify right side
    4,771.75x = 17,434,429.54
  5. Step 5: Solve for x
    x = 17,434,429.54/4,771.75
  6. Step 6: Final answer
    x = 3,653.68

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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.