Home / 5,539.14-7,644.36-3,181.65

Finding the Fourth Proportional to 5,539.14, 7,644.36 and 3,181.65

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Solution

The fourth proportional to 5,539.14, 7,644.36 and 3,181.65 is: 4,390.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.14 : 7,644.36 = 3,181.65 : x
  2. Step 2: Convert to fraction form
    5,539.14/7,644.36 = 3,181.65/x
  3. Step 3: Cross multiply
    5,539.14x = 7,644.36 × 3,181.65
  4. Step 4: Simplify right side
    5,539.14x = 24,321,677.99
  5. Step 5: Solve for x
    x = 24,321,677.99/5,539.14
  6. Step 6: Final answer
    x = 4,390.88

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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.