Home / 5,728.08-8,579.94-3,261.62

Finding the Fourth Proportional to 5,728.08, 8,579.94 and 3,261.62

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Solution

The fourth proportional to 5,728.08, 8,579.94 and 3,261.62 is: 4,885.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728.08 : 8,579.94 = 3,261.62 : x
  2. Step 2: Convert to fraction form
    5,728.08/8,579.94 = 3,261.62/x
  3. Step 3: Cross multiply
    5,728.08x = 8,579.94 × 3,261.62
  4. Step 4: Simplify right side
    5,728.08x = 27,984,503.90
  5. Step 5: Solve for x
    x = 27,984,503.90/5,728.08
  6. Step 6: Final answer
    x = 4,885.49

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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.