Home / 6,398.73-9,599.23-2,181.75

Finding the Fourth Proportional to 6,398.73, 9,599.23 and 2,181.75

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Solution

The fourth proportional to 6,398.73, 9,599.23 and 2,181.75 is: 3,273.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398.73 : 9,599.23 = 2,181.75 : x
  2. Step 2: Convert to fraction form
    6,398.73/9,599.23 = 2,181.75/x
  3. Step 3: Cross multiply
    6,398.73x = 9,599.23 × 2,181.75
  4. Step 4: Simplify right side
    6,398.73x = 20,943,146.91
  5. Step 5: Solve for x
    x = 20,943,146.91/6,398.73
  6. Step 6: Final answer
    x = 3,273.02

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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.