Home / 5,339.80-8,006.49-2,216.03

Finding the Fourth Proportional to 5,339.80, 8,006.49 and 2,216.03

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Solution

The fourth proportional to 5,339.80, 8,006.49 and 2,216.03 is: 3,322.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.80 : 8,006.49 = 2,216.03 : x
  2. Step 2: Convert to fraction form
    5,339.80/8,006.49 = 2,216.03/x
  3. Step 3: Cross multiply
    5,339.80x = 8,006.49 × 2,216.03
  4. Step 4: Simplify right side
    5,339.80x = 17,742,610.95
  5. Step 5: Solve for x
    x = 17,742,610.95/5,339.80
  6. Step 6: Final answer
    x = 3,322.71

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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.