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Finding the Fourth Proportional to 6,452.33, 8,905.55 and 3,800.39

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Solution

The fourth proportional to 6,452.33, 8,905.55 and 3,800.39 is: 5,245.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,452.33 : 8,905.55 = 3,800.39 : x
  2. Step 2: Convert to fraction form
    6,452.33/8,905.55 = 3,800.39/x
  3. Step 3: Cross multiply
    6,452.33x = 8,905.55 × 3,800.39
  4. Step 4: Simplify right side
    6,452.33x = 33,844,499.63
  5. Step 5: Solve for x
    x = 33,844,499.63/6,452.33
  6. Step 6: Final answer
    x = 5,245.32

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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.