Home / 3,749.37-5,173.29-2,176.56

Finding the Fourth Proportional to 3,749.37, 5,173.29 and 2,176.56

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Solution

The fourth proportional to 3,749.37, 5,173.29 and 2,176.56 is: 3,003.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.37 : 5,173.29 = 2,176.56 : x
  2. Step 2: Convert to fraction form
    3,749.37/5,173.29 = 2,176.56/x
  3. Step 3: Cross multiply
    3,749.37x = 5,173.29 × 2,176.56
  4. Step 4: Simplify right side
    3,749.37x = 11,259,976.08
  5. Step 5: Solve for x
    x = 11,259,976.08/3,749.37
  6. Step 6: Final answer
    x = 3,003.16

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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.