Home / 5,499.47-8,249.20-1,339.52

Finding the Fourth Proportional to 5,499.47, 8,249.20 and 1,339.52

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Solution

The fourth proportional to 5,499.47, 8,249.20 and 1,339.52 is: 2,009.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.47 : 8,249.20 = 1,339.52 : x
  2. Step 2: Convert to fraction form
    5,499.47/8,249.20 = 1,339.52/x
  3. Step 3: Cross multiply
    5,499.47x = 8,249.20 × 1,339.52
  4. Step 4: Simplify right side
    5,499.47x = 11,049,923.79
  5. Step 5: Solve for x
    x = 11,049,923.79/5,499.47
  6. Step 6: Final answer
    x = 2,009.27

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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.