Home / 11,954.88-16,498.65-6,650.09

Finding the Fourth Proportional to 11,954.88, 16,498.65 and 6,650.09

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Solution

The fourth proportional to 11,954.88, 16,498.65 and 6,650.09 is: 9,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,954.88 : 16,498.65 = 6,650.09 : x
  2. Step 2: Convert to fraction form
    11,954.88/16,498.65 = 6,650.09/x
  3. Step 3: Cross multiply
    11,954.88x = 16,498.65 × 6,650.09
  4. Step 4: Simplify right side
    11,954.88x = 109,717,507.38
  5. Step 5: Solve for x
    x = 109,717,507.38/11,954.88
  6. Step 6: Final answer
    x = 9,177.63

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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.