Home / 8,174.53-12,261.90-2,331.14

Finding the Fourth Proportional to 8,174.53, 12,261.90 and 2,331.14

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Solution

The fourth proportional to 8,174.53, 12,261.90 and 2,331.14 is: 3,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.53 : 12,261.90 = 2,331.14 : x
  2. Step 2: Convert to fraction form
    8,174.53/12,261.90 = 2,331.14/x
  3. Step 3: Cross multiply
    8,174.53x = 12,261.90 × 2,331.14
  4. Step 4: Simplify right side
    8,174.53x = 28,584,144.26
  5. Step 5: Solve for x
    x = 28,584,144.26/8,174.53
  6. Step 6: Final answer
    x = 3,496.73

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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.