Home / 5,525.40-8,288.07-2,238.54

Finding the Fourth Proportional to 5,525.40, 8,288.07 and 2,238.54

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Solution

The fourth proportional to 5,525.40, 8,288.07 and 2,238.54 is: 3,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.40 : 8,288.07 = 2,238.54 : x
  2. Step 2: Convert to fraction form
    5,525.40/8,288.07 = 2,238.54/x
  3. Step 3: Cross multiply
    5,525.40x = 8,288.07 × 2,238.54
  4. Step 4: Simplify right side
    5,525.40x = 18,553,176.22
  5. Step 5: Solve for x
    x = 18,553,176.22/5,525.40
  6. Step 6: Final answer
    x = 3,357.80

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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.