Home / 8,147.37-11,241.95-5,004.57

Finding the Fourth Proportional to 8,147.37, 11,241.95 and 5,004.57

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Solution

The fourth proportional to 8,147.37, 11,241.95 and 5,004.57 is: 6,905.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147.37 : 11,241.95 = 5,004.57 : x
  2. Step 2: Convert to fraction form
    8,147.37/11,241.95 = 5,004.57/x
  3. Step 3: Cross multiply
    8,147.37x = 11,241.95 × 5,004.57
  4. Step 4: Simplify right side
    8,147.37x = 56,261,100.69
  5. Step 5: Solve for x
    x = 56,261,100.69/8,147.37
  6. Step 6: Final answer
    x = 6,905.43

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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.