Home / 6,860.91-9,468.09-3,717.11

Finding the Fourth Proportional to 6,860.91, 9,468.09 and 3,717.11

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Solution

The fourth proportional to 6,860.91, 9,468.09 and 3,717.11 is: 5,129.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.91 : 9,468.09 = 3,717.11 : x
  2. Step 2: Convert to fraction form
    6,860.91/9,468.09 = 3,717.11/x
  3. Step 3: Cross multiply
    6,860.91x = 9,468.09 × 3,717.11
  4. Step 4: Simplify right side
    6,860.91x = 35,193,884.68
  5. Step 5: Solve for x
    x = 35,193,884.68/6,860.91
  6. Step 6: Final answer
    x = 5,129.62

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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.