Home / 5,540.78-8,303.94-2,250.02

Finding the Fourth Proportional to 5,540.78, 8,303.94 and 2,250.02

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Solution

The fourth proportional to 5,540.78, 8,303.94 and 2,250.02 is: 3,372.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.78 : 8,303.94 = 2,250.02 : x
  2. Step 2: Convert to fraction form
    5,540.78/8,303.94 = 2,250.02/x
  3. Step 3: Cross multiply
    5,540.78x = 8,303.94 × 2,250.02
  4. Step 4: Simplify right side
    5,540.78x = 18,684,031.08
  5. Step 5: Solve for x
    x = 18,684,031.08/5,540.78
  6. Step 6: Final answer
    x = 3,372.09

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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.