Home / 8,103.48-11,185.58-4,747.37

Finding the Fourth Proportional to 8,103.48, 11,185.58 and 4,747.37

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Solution

The fourth proportional to 8,103.48, 11,185.58 and 4,747.37 is: 6,553.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103.48 : 11,185.58 = 4,747.37 : x
  2. Step 2: Convert to fraction form
    8,103.48/11,185.58 = 4,747.37/x
  3. Step 3: Cross multiply
    8,103.48x = 11,185.58 × 4,747.37
  4. Step 4: Simplify right side
    8,103.48x = 53,102,086.92
  5. Step 5: Solve for x
    x = 53,102,086.92/8,103.48
  6. Step 6: Final answer
    x = 6,553.00

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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.