Home / 11,327.94-16,986.62-4,309.26

Finding the Fourth Proportional to 11,327.94, 16,986.62 and 4,309.26

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Solution

The fourth proportional to 11,327.94, 16,986.62 and 4,309.26 is: 6,461.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.94 : 16,986.62 = 4,309.26 : x
  2. Step 2: Convert to fraction form
    11,327.94/16,986.62 = 4,309.26/x
  3. Step 3: Cross multiply
    11,327.94x = 16,986.62 × 4,309.26
  4. Step 4: Simplify right side
    11,327.94x = 73,199,762.10
  5. Step 5: Solve for x
    x = 73,199,762.10/11,327.94
  6. Step 6: Final answer
    x = 6,461.88

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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.