Home / 8,174.09-12,261.58-2,627.01

Finding the Fourth Proportional to 8,174.09, 12,261.58 and 2,627.01

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Solution

The fourth proportional to 8,174.09, 12,261.58 and 2,627.01 is: 3,940.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.09 : 12,261.58 = 2,627.01 : x
  2. Step 2: Convert to fraction form
    8,174.09/12,261.58 = 2,627.01/x
  3. Step 3: Cross multiply
    8,174.09x = 12,261.58 × 2,627.01
  4. Step 4: Simplify right side
    8,174.09x = 32,211,293.28
  5. Step 5: Solve for x
    x = 32,211,293.28/8,174.09
  6. Step 6: Final answer
    x = 3,940.66

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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.