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Finding the Fourth Proportional to 6,452.09, 8,903.98 and 3,620.09

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Solution

The fourth proportional to 6,452.09, 8,903.98 and 3,620.09 is: 4,995.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,452.09 : 8,903.98 = 3,620.09 : x
  2. Step 2: Convert to fraction form
    6,452.09/8,903.98 = 3,620.09/x
  3. Step 3: Cross multiply
    6,452.09x = 8,903.98 × 3,620.09
  4. Step 4: Simplify right side
    6,452.09x = 32,233,208.96
  5. Step 5: Solve for x
    x = 32,233,208.96/6,452.09
  6. Step 6: Final answer
    x = 4,995.78

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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.