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Finding the Fourth Proportional to 6,379.08, 8,802.90 and 3,584.52

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Solution

The fourth proportional to 6,379.08, 8,802.90 and 3,584.52 is: 4,946.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379.08 : 8,802.90 = 3,584.52 : x
  2. Step 2: Convert to fraction form
    6,379.08/8,802.90 = 3,584.52/x
  3. Step 3: Cross multiply
    6,379.08x = 8,802.90 × 3,584.52
  4. Step 4: Simplify right side
    6,379.08x = 31,554,171.11
  5. Step 5: Solve for x
    x = 31,554,171.11/6,379.08
  6. Step 6: Final answer
    x = 4,946.51

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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.