Home / 8,548.74-11,796.03-5,191.70

Finding the Fourth Proportional to 8,548.74, 11,796.03 and 5,191.70

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Solution

The fourth proportional to 8,548.74, 11,796.03 and 5,191.70 is: 7,163.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,548.74 : 11,796.03 = 5,191.70 : x
  2. Step 2: Convert to fraction form
    8,548.74/11,796.03 = 5,191.70/x
  3. Step 3: Cross multiply
    8,548.74x = 11,796.03 × 5,191.70
  4. Step 4: Simplify right side
    8,548.74x = 61,241,389.97
  5. Step 5: Solve for x
    x = 61,241,389.97/8,548.74
  6. Step 6: Final answer
    x = 7,163.79

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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.