Home / 5,521.37-8,279.45-2,008.92

Finding the Fourth Proportional to 5,521.37, 8,279.45 and 2,008.92

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Solution

The fourth proportional to 5,521.37, 8,279.45 and 2,008.92 is: 3,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521.37 : 8,279.45 = 2,008.92 : x
  2. Step 2: Convert to fraction form
    5,521.37/8,279.45 = 2,008.92/x
  3. Step 3: Cross multiply
    5,521.37x = 8,279.45 × 2,008.92
  4. Step 4: Simplify right side
    5,521.37x = 16,632,742.65
  5. Step 5: Solve for x
    x = 16,632,742.65/5,521.37
  6. Step 6: Final answer
    x = 3,012.43

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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.