Home / 5,481.84-7,566.90-3,245.64

Finding the Fourth Proportional to 5,481.84, 7,566.90 and 3,245.64

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Solution

The fourth proportional to 5,481.84, 7,566.90 and 3,245.64 is: 4,480.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.84 : 7,566.90 = 3,245.64 : x
  2. Step 2: Convert to fraction form
    5,481.84/7,566.90 = 3,245.64/x
  3. Step 3: Cross multiply
    5,481.84x = 7,566.90 × 3,245.64
  4. Step 4: Simplify right side
    5,481.84x = 24,559,433.32
  5. Step 5: Solve for x
    x = 24,559,433.32/5,481.84
  6. Step 6: Final answer
    x = 4,480.14

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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.