Home / 11,734.88-16,188.72-6,764

Finding the Fourth Proportional to 11,734.88, 16,188.72 and 6,764

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Solution

The fourth proportional to 11,734.88, 16,188.72 and 6,764 is: 9,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,734.88 : 16,188.72 = 6,764 : x
  2. Step 2: Convert to fraction form
    11,734.88/16,188.72 = 6,764/x
  3. Step 3: Cross multiply
    11,734.88x = 16,188.72 × 6,764
  4. Step 4: Simplify right side
    11,734.88x = 109,500,502.08
  5. Step 5: Solve for x
    x = 109,500,502.08/11,734.88
  6. Step 6: Final answer
    x = 9,331.20

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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.