Home / 5,550.32-8,326.68-2,087.58

Finding the Fourth Proportional to 5,550.32, 8,326.68 and 2,087.58

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Solution

The fourth proportional to 5,550.32, 8,326.68 and 2,087.58 is: 3,131.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.32 : 8,326.68 = 2,087.58 : x
  2. Step 2: Convert to fraction form
    5,550.32/8,326.68 = 2,087.58/x
  3. Step 3: Cross multiply
    5,550.32x = 8,326.68 × 2,087.58
  4. Step 4: Simplify right side
    5,550.32x = 17,382,610.63
  5. Step 5: Solve for x
    x = 17,382,610.63/5,550.32
  6. Step 6: Final answer
    x = 3,131.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.