Home / 11,999.35-16,559.45-6,694.50

Finding the Fourth Proportional to 11,999.35, 16,559.45 and 6,694.50

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Solution

The fourth proportional to 11,999.35, 16,559.45 and 6,694.50 is: 9,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999.35 : 16,559.45 = 6,694.50 : x
  2. Step 2: Convert to fraction form
    11,999.35/16,559.45 = 6,694.50/x
  3. Step 3: Cross multiply
    11,999.35x = 16,559.45 × 6,694.50
  4. Step 4: Simplify right side
    11,999.35x = 110,857,238.03
  5. Step 5: Solve for x
    x = 110,857,238.03/11,999.35
  6. Step 6: Final answer
    x = 9,238.60

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1.5x scale

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.