Home / 3,748.34-5,174.46-2,176.12

Finding the Fourth Proportional to 3,748.34, 5,174.46 and 2,176.12

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Solution

The fourth proportional to 3,748.34, 5,174.46 and 2,176.12 is: 3,004.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.34 : 5,174.46 = 2,176.12 : x
  2. Step 2: Convert to fraction form
    3,748.34/5,174.46 = 2,176.12/x
  3. Step 3: Cross multiply
    3,748.34x = 5,174.46 × 2,176.12
  4. Step 4: Simplify right side
    3,748.34x = 11,260,245.90
  5. Step 5: Solve for x
    x = 11,260,245.90/3,748.34
  6. Step 6: Final answer
    x = 3,004.06

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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.