Home / 11,887.85-16,405.22-6,583

Finding the Fourth Proportional to 11,887.85, 16,405.22 and 6,583

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Solution

The fourth proportional to 11,887.85, 16,405.22 and 6,583 is: 9,084.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,887.85 : 16,405.22 = 6,583 : x
  2. Step 2: Convert to fraction form
    11,887.85/16,405.22 = 6,583/x
  3. Step 3: Cross multiply
    11,887.85x = 16,405.22 × 6,583
  4. Step 4: Simplify right side
    11,887.85x = 107,995,563.26
  5. Step 5: Solve for x
    x = 107,995,563.26/11,887.85
  6. Step 6: Final answer
    x = 9,084.53

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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.