Home / 6,550.32-9,042.49-3,860.69

Finding the Fourth Proportional to 6,550.32, 9,042.49 and 3,860.69

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Solution

The fourth proportional to 6,550.32, 9,042.49 and 3,860.69 is: 5,329.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550.32 : 9,042.49 = 3,860.69 : x
  2. Step 2: Convert to fraction form
    6,550.32/9,042.49 = 3,860.69/x
  3. Step 3: Cross multiply
    6,550.32x = 9,042.49 × 3,860.69
  4. Step 4: Simplify right side
    6,550.32x = 34,910,214.05
  5. Step 5: Solve for x
    x = 34,910,214.05/6,550.32
  6. Step 6: Final answer
    x = 5,329.54

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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.