Home / 11,926.32-16,454.52-6,889.88

Finding the Fourth Proportional to 11,926.32, 16,454.52 and 6,889.88

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Solution

The fourth proportional to 11,926.32, 16,454.52 and 6,889.88 is: 9,505.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,926.32 : 16,454.52 = 6,889.88 : x
  2. Step 2: Convert to fraction form
    11,926.32/16,454.52 = 6,889.88/x
  3. Step 3: Cross multiply
    11,926.32x = 16,454.52 × 6,889.88
  4. Step 4: Simplify right side
    11,926.32x = 113,369,585.99
  5. Step 5: Solve for x
    x = 113,369,585.99/11,926.32
  6. Step 6: Final answer
    x = 9,505.83

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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.