Home / 5,497.31-8,245.97-2,419.31

Finding the Fourth Proportional to 5,497.31, 8,245.97 and 2,419.31

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Solution

The fourth proportional to 5,497.31, 8,245.97 and 2,419.31 is: 3,628.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.31 : 8,245.97 = 2,419.31 : x
  2. Step 2: Convert to fraction form
    5,497.31/8,245.97 = 2,419.31/x
  3. Step 3: Cross multiply
    5,497.31x = 8,245.97 × 2,419.31
  4. Step 4: Simplify right side
    5,497.31x = 19,949,575.27
  5. Step 5: Solve for x
    x = 19,949,575.27/5,497.31
  6. Step 6: Final answer
    x = 3,628.97

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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.