Home / 4,160.72-5,739.74-2,481.60

Finding the Fourth Proportional to 4,160.72, 5,739.74 and 2,481.60

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Solution

The fourth proportional to 4,160.72, 5,739.74 and 2,481.60 is: 3,423.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.72 : 5,739.74 = 2,481.60 : x
  2. Step 2: Convert to fraction form
    4,160.72/5,739.74 = 2,481.60/x
  3. Step 3: Cross multiply
    4,160.72x = 5,739.74 × 2,481.60
  4. Step 4: Simplify right side
    4,160.72x = 14,243,738.78
  5. Step 5: Solve for x
    x = 14,243,738.78/4,160.72
  6. Step 6: Final answer
    x = 3,423.38

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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.