Home / 11,644.45-16,069.30-6,339.26

Finding the Fourth Proportional to 11,644.45, 16,069.30 and 6,339.26

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Solution

The fourth proportional to 11,644.45, 16,069.30 and 6,339.26 is: 8,748.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644.45 : 16,069.30 = 6,339.26 : x
  2. Step 2: Convert to fraction form
    11,644.45/16,069.30 = 6,339.26/x
  3. Step 3: Cross multiply
    11,644.45x = 16,069.30 × 6,339.26
  4. Step 4: Simplify right side
    11,644.45x = 101,867,495.04
  5. Step 5: Solve for x
    x = 101,867,495.04/11,644.45
  6. Step 6: Final answer
    x = 8,748.16

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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.