Home / 4,771.18-6,584.57-2,647.39

Finding the Fourth Proportional to 4,771.18, 6,584.57 and 2,647.39

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Solution

The fourth proportional to 4,771.18, 6,584.57 and 2,647.39 is: 3,653.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.18 : 6,584.57 = 2,647.39 : x
  2. Step 2: Convert to fraction form
    4,771.18/6,584.57 = 2,647.39/x
  3. Step 3: Cross multiply
    4,771.18x = 6,584.57 × 2,647.39
  4. Step 4: Simplify right side
    4,771.18x = 17,431,911.54
  5. Step 5: Solve for x
    x = 17,431,911.54/4,771.18
  6. Step 6: Final answer
    x = 3,653.58

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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.