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Finding the Fourth Proportional to 6,203.09, 8,560.25 and 3,550.49

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Solution

The fourth proportional to 6,203.09, 8,560.25 and 3,550.49 is: 4,899.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,203.09 : 8,560.25 = 3,550.49 : x
  2. Step 2: Convert to fraction form
    6,203.09/8,560.25 = 3,550.49/x
  3. Step 3: Cross multiply
    6,203.09x = 8,560.25 × 3,550.49
  4. Step 4: Simplify right side
    6,203.09x = 30,393,066.88
  5. Step 5: Solve for x
    x = 30,393,066.88/6,203.09
  6. Step 6: Final answer
    x = 4,899.67

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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.