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Finding the Fourth Proportional to 7,234.80, 10,852.20 and 4,464.60

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Solution

The fourth proportional to 7,234.80, 10,852.20 and 4,464.60 is: 6,696.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.80 : 10,852.20 = 4,464.60 : x
  2. Step 2: Convert to fraction form
    7,234.80/10,852.20 = 4,464.60/x
  3. Step 3: Cross multiply
    7,234.80x = 10,852.20 × 4,464.60
  4. Step 4: Simplify right side
    7,234.80x = 48,450,732.12
  5. Step 5: Solve for x
    x = 48,450,732.12/7,234.80
  6. Step 6: Final answer
    x = 6,696.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.