Home / 6,165.22-8,514.21-3,928.10

Finding the Fourth Proportional to 6,165.22, 8,514.21 and 3,928.10

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Solution

The fourth proportional to 6,165.22, 8,514.21 and 3,928.10 is: 5,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.22 : 8,514.21 = 3,928.10 : x
  2. Step 2: Convert to fraction form
    6,165.22/8,514.21 = 3,928.10/x
  3. Step 3: Cross multiply
    6,165.22x = 8,514.21 × 3,928.10
  4. Step 4: Simplify right side
    6,165.22x = 33,444,668.30
  5. Step 5: Solve for x
    x = 33,444,668.30/6,165.22
  6. Step 6: Final answer
    x = 5,424.73

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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.