Home / 8,108.56-11,188.73-4,522.64

Finding the Fourth Proportional to 8,108.56, 11,188.73 and 4,522.64

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Solution

The fourth proportional to 8,108.56, 11,188.73 and 4,522.64 is: 6,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108.56 : 11,188.73 = 4,522.64 : x
  2. Step 2: Convert to fraction form
    8,108.56/11,188.73 = 4,522.64/x
  3. Step 3: Cross multiply
    8,108.56x = 11,188.73 × 4,522.64
  4. Step 4: Simplify right side
    8,108.56x = 50,602,553.21
  5. Step 5: Solve for x
    x = 50,602,553.21/8,108.56
  6. Step 6: Final answer
    x = 6,240.64

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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.