Home / 6,860.13-9,467.04-3,716.38

Finding the Fourth Proportional to 6,860.13, 9,467.04 and 3,716.38

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Solution

The fourth proportional to 6,860.13, 9,467.04 and 3,716.38 is: 5,128.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.13 : 9,467.04 = 3,716.38 : x
  2. Step 2: Convert to fraction form
    6,860.13/9,467.04 = 3,716.38/x
  3. Step 3: Cross multiply
    6,860.13x = 9,467.04 × 3,716.38
  4. Step 4: Simplify right side
    6,860.13x = 35,183,118.12
  5. Step 5: Solve for x
    x = 35,183,118.12/6,860.13
  6. Step 6: Final answer
    x = 5,128.64

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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.