Home / 5,693.12-8,542.31-2,181.97

Finding the Fourth Proportional to 5,693.12, 8,542.31 and 2,181.97

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Solution

The fourth proportional to 5,693.12, 8,542.31 and 2,181.97 is: 3,273.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.12 : 8,542.31 = 2,181.97 : x
  2. Step 2: Convert to fraction form
    5,693.12/8,542.31 = 2,181.97/x
  3. Step 3: Cross multiply
    5,693.12x = 8,542.31 × 2,181.97
  4. Step 4: Simplify right side
    5,693.12x = 18,639,076.19
  5. Step 5: Solve for x
    x = 18,639,076.19/5,693.12
  6. Step 6: Final answer
    x = 3,273.97

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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.