Home / 4,453.92-6,147.09-2,775.60

Finding the Fourth Proportional to 4,453.92, 6,147.09 and 2,775.60

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Solution

The fourth proportional to 4,453.92, 6,147.09 and 2,775.60 is: 3,830.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.92 : 6,147.09 = 2,775.60 : x
  2. Step 2: Convert to fraction form
    4,453.92/6,147.09 = 2,775.60/x
  3. Step 3: Cross multiply
    4,453.92x = 6,147.09 × 2,775.60
  4. Step 4: Simplify right side
    4,453.92x = 17,061,863.00
  5. Step 5: Solve for x
    x = 17,061,863.00/4,453.92
  6. Step 6: Final answer
    x = 3,830.75

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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.