Home / 5,520.16-8,283.48-3,958.48

Finding the Fourth Proportional to 5,520.16, 8,283.48 and 3,958.48

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Solution

The fourth proportional to 5,520.16, 8,283.48 and 3,958.48 is: 5,940.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.16 : 8,283.48 = 3,958.48 : x
  2. Step 2: Convert to fraction form
    5,520.16/8,283.48 = 3,958.48/x
  3. Step 3: Cross multiply
    5,520.16x = 8,283.48 × 3,958.48
  4. Step 4: Simplify right side
    5,520.16x = 32,789,989.91
  5. Step 5: Solve for x
    x = 32,789,989.91/5,520.16
  6. Step 6: Final answer
    x = 5,940.04

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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.