Home / 5,520.72-8,282.88-2,599.32

Finding the Fourth Proportional to 5,520.72, 8,282.88 and 2,599.32

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Solution

The fourth proportional to 5,520.72, 8,282.88 and 2,599.32 is: 3,899.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.72 : 8,282.88 = 2,599.32 : x
  2. Step 2: Convert to fraction form
    5,520.72/8,282.88 = 2,599.32/x
  3. Step 3: Cross multiply
    5,520.72x = 8,282.88 × 2,599.32
  4. Step 4: Simplify right side
    5,520.72x = 21,529,855.64
  5. Step 5: Solve for x
    x = 21,529,855.64/5,520.72
  6. Step 6: Final answer
    x = 3,899.83

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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.