Home / 8,087.45-11,159.89-4,550.59

Finding the Fourth Proportional to 8,087.45, 11,159.89 and 4,550.59

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Solution

The fourth proportional to 8,087.45, 11,159.89 and 4,550.59 is: 6,279.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.45 : 11,159.89 = 4,550.59 : x
  2. Step 2: Convert to fraction form
    8,087.45/11,159.89 = 4,550.59/x
  3. Step 3: Cross multiply
    8,087.45x = 11,159.89 × 4,550.59
  4. Step 4: Simplify right side
    8,087.45x = 50,784,083.84
  5. Step 5: Solve for x
    x = 50,784,083.84/8,087.45
  6. Step 6: Final answer
    x = 6,279.37

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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.