Home / 4,422.72-6,629.76-3,273.60

Finding the Fourth Proportional to 4,422.72, 6,629.76 and 3,273.60

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Solution

The fourth proportional to 4,422.72, 6,629.76 and 3,273.60 is: 4,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422.72 : 6,629.76 = 3,273.60 : x
  2. Step 2: Convert to fraction form
    4,422.72/6,629.76 = 3,273.60/x
  3. Step 3: Cross multiply
    4,422.72x = 6,629.76 × 3,273.60
  4. Step 4: Simplify right side
    4,422.72x = 21,703,182.34
  5. Step 5: Solve for x
    x = 21,703,182.34/4,422.72
  6. Step 6: Final answer
    x = 4,907.20

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1.5x scale

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.