Home / 7,173.18-10,755.92-2,174.86

Finding the Fourth Proportional to 7,173.18, 10,755.92 and 2,174.86

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Solution

The fourth proportional to 7,173.18, 10,755.92 and 2,174.86 is: 3,261.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173.18 : 10,755.92 = 2,174.86 : x
  2. Step 2: Convert to fraction form
    7,173.18/10,755.92 = 2,174.86/x
  3. Step 3: Cross multiply
    7,173.18x = 10,755.92 × 2,174.86
  4. Step 4: Simplify right side
    7,173.18x = 23,392,620.17
  5. Step 5: Solve for x
    x = 23,392,620.17/7,173.18
  6. Step 6: Final answer
    x = 3,261.12

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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.