Home / 5,504.72-8,260.84-2,218.07

Finding the Fourth Proportional to 5,504.72, 8,260.84 and 2,218.07

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Solution

The fourth proportional to 5,504.72, 8,260.84 and 2,218.07 is: 3,328.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,504.72 : 8,260.84 = 2,218.07 : x
  2. Step 2: Convert to fraction form
    5,504.72/8,260.84 = 2,218.07/x
  3. Step 3: Cross multiply
    5,504.72x = 8,260.84 × 2,218.07
  4. Step 4: Simplify right side
    5,504.72x = 18,323,121.38
  5. Step 5: Solve for x
    x = 18,323,121.38/5,504.72
  6. Step 6: Final answer
    x = 3,328.62

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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.