Home / 6,189.36-8,536.50-3,832.80

Finding the Fourth Proportional to 6,189.36, 8,536.50 and 3,832.80

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Solution

The fourth proportional to 6,189.36, 8,536.50 and 3,832.80 is: 5,286.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.36 : 8,536.50 = 3,832.80 : x
  2. Step 2: Convert to fraction form
    6,189.36/8,536.50 = 3,832.80/x
  3. Step 3: Cross multiply
    6,189.36x = 8,536.50 × 3,832.80
  4. Step 4: Simplify right side
    6,189.36x = 32,718,697.20
  5. Step 5: Solve for x
    x = 32,718,697.20/6,189.36
  6. Step 6: Final answer
    x = 5,286.28

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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.