Home / 6,221.18-8,583.41-3,702.03

Finding the Fourth Proportional to 6,221.18, 8,583.41 and 3,702.03

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Solution

The fourth proportional to 6,221.18, 8,583.41 and 3,702.03 is: 5,107.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221.18 : 8,583.41 = 3,702.03 : x
  2. Step 2: Convert to fraction form
    6,221.18/8,583.41 = 3,702.03/x
  3. Step 3: Cross multiply
    6,221.18x = 8,583.41 × 3,702.03
  4. Step 4: Simplify right side
    6,221.18x = 31,776,016.50
  5. Step 5: Solve for x
    x = 31,776,016.50/6,221.18
  6. Step 6: Final answer
    x = 5,107.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.