Home / 5,538.62-8,306.44-3,783.32

Finding the Fourth Proportional to 5,538.62, 8,306.44 and 3,783.32

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Solution

The fourth proportional to 5,538.62, 8,306.44 and 3,783.32 is: 5,673.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.62 : 8,306.44 = 3,783.32 : x
  2. Step 2: Convert to fraction form
    5,538.62/8,306.44 = 3,783.32/x
  3. Step 3: Cross multiply
    5,538.62x = 8,306.44 × 3,783.32
  4. Step 4: Simplify right side
    5,538.62x = 31,425,920.58
  5. Step 5: Solve for x
    x = 31,425,920.58/5,538.62
  6. Step 6: Final answer
    x = 5,673.96

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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.