Home / 6,188.11-8,538.21-3,668.94

Finding the Fourth Proportional to 6,188.11, 8,538.21 and 3,668.94

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Solution

The fourth proportional to 6,188.11, 8,538.21 and 3,668.94 is: 5,062.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.11 : 8,538.21 = 3,668.94 : x
  2. Step 2: Convert to fraction form
    6,188.11/8,538.21 = 3,668.94/x
  3. Step 3: Cross multiply
    6,188.11x = 8,538.21 × 3,668.94
  4. Step 4: Simplify right side
    6,188.11x = 31,326,180.20
  5. Step 5: Solve for x
    x = 31,326,180.20/6,188.11
  6. Step 6: Final answer
    x = 5,062.32

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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.