Home / 5,693.62-8,540.46-3,112.96

Finding the Fourth Proportional to 5,693.62, 8,540.46 and 3,112.96

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Solution

The fourth proportional to 5,693.62, 8,540.46 and 3,112.96 is: 4,669.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.62 : 8,540.46 = 3,112.96 : x
  2. Step 2: Convert to fraction form
    5,693.62/8,540.46 = 3,112.96/x
  3. Step 3: Cross multiply
    5,693.62x = 8,540.46 × 3,112.96
  4. Step 4: Simplify right side
    5,693.62x = 26,586,110.36
  5. Step 5: Solve for x
    x = 26,586,110.36/5,693.62
  6. Step 6: Final answer
    x = 4,669.46

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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.