Home / 8,086.36-11,156.50-6,591.70

Finding the Fourth Proportional to 8,086.36, 11,156.50 and 6,591.70

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Solution

The fourth proportional to 8,086.36, 11,156.50 and 6,591.70 is: 9,094.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086.36 : 11,156.50 = 6,591.70 : x
  2. Step 2: Convert to fraction form
    8,086.36/11,156.50 = 6,591.70/x
  3. Step 3: Cross multiply
    8,086.36x = 11,156.50 × 6,591.70
  4. Step 4: Simplify right side
    8,086.36x = 73,540,268.09
  5. Step 5: Solve for x
    x = 73,540,268.09/8,086.36
  6. Step 6: Final answer
    x = 9,094.37

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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.