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Finding the Fourth Proportional to 6,452.46, 8,905.06 and 3,620.60

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Solution

The fourth proportional to 6,452.46, 8,905.06 and 3,620.60 is: 4,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,452.46 : 8,905.06 = 3,620.60 : x
  2. Step 2: Convert to fraction form
    6,452.46/8,905.06 = 3,620.60/x
  3. Step 3: Cross multiply
    6,452.46x = 8,905.06 × 3,620.60
  4. Step 4: Simplify right side
    6,452.46x = 32,241,620.24
  5. Step 5: Solve for x
    x = 32,241,620.24/6,452.46
  6. Step 6: Final answer
    x = 4,996.80

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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.