Home / 6,860.39-9,467.32-3,716.58

Finding the Fourth Proportional to 6,860.39, 9,467.32 and 3,716.58

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Solution

The fourth proportional to 6,860.39, 9,467.32 and 3,716.58 is: 5,128.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.39 : 9,467.32 = 3,716.58 : x
  2. Step 2: Convert to fraction form
    6,860.39/9,467.32 = 3,716.58/x
  3. Step 3: Cross multiply
    6,860.39x = 9,467.32 × 3,716.58
  4. Step 4: Simplify right side
    6,860.39x = 35,186,042.87
  5. Step 5: Solve for x
    x = 35,186,042.87/6,860.39
  6. Step 6: Final answer
    x = 5,128.87

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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.