Home / 3,749.26-5,173.59-2,177.05

Finding the Fourth Proportional to 3,749.26, 5,173.59 and 2,177.05

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Solution

The fourth proportional to 3,749.26, 5,173.59 and 2,177.05 is: 3,004.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.26 : 5,173.59 = 2,177.05 : x
  2. Step 2: Convert to fraction form
    3,749.26/5,173.59 = 2,177.05/x
  3. Step 3: Cross multiply
    3,749.26x = 5,173.59 × 2,177.05
  4. Step 4: Simplify right side
    3,749.26x = 11,263,164.11
  5. Step 5: Solve for x
    x = 11,263,164.11/3,749.26
  6. Step 6: Final answer
    x = 3,004.10

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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.