Home / 8,076.39-11,144.41-4,673.98

Finding the Fourth Proportional to 8,076.39, 11,144.41 and 4,673.98

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Solution

The fourth proportional to 8,076.39, 11,144.41 and 4,673.98 is: 6,449.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076.39 : 11,144.41 = 4,673.98 : x
  2. Step 2: Convert to fraction form
    8,076.39/11,144.41 = 4,673.98/x
  3. Step 3: Cross multiply
    8,076.39x = 11,144.41 × 4,673.98
  4. Step 4: Simplify right side
    8,076.39x = 52,088,749.45
  5. Step 5: Solve for x
    x = 52,088,749.45/8,076.39
  6. Step 6: Final answer
    x = 6,449.51

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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.