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Finding the Fourth Proportional to 11,999.58, 16,559.50 and 6,694.74

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Solution

The fourth proportional to 11,999.58, 16,559.50 and 6,694.74 is: 9,238.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999.58 : 16,559.50 = 6,694.74 : x
  2. Step 2: Convert to fraction form
    11,999.58/16,559.50 = 6,694.74/x
  3. Step 3: Cross multiply
    11,999.58x = 16,559.50 × 6,694.74
  4. Step 4: Simplify right side
    11,999.58x = 110,861,547.03
  5. Step 5: Solve for x
    x = 110,861,547.03/11,999.58
  6. Step 6: Final answer
    x = 9,238.79

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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.