Home / 11,963.23-16,507.39-6,658.03

Finding the Fourth Proportional to 11,963.23, 16,507.39 and 6,658.03

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Solution

The fourth proportional to 11,963.23, 16,507.39 and 6,658.03 is: 9,187.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,963.23 : 16,507.39 = 6,658.03 : x
  2. Step 2: Convert to fraction form
    11,963.23/16,507.39 = 6,658.03/x
  3. Step 3: Cross multiply
    11,963.23x = 16,507.39 × 6,658.03
  4. Step 4: Simplify right side
    11,963.23x = 109,906,697.84
  5. Step 5: Solve for x
    x = 109,906,697.84/11,963.23
  6. Step 6: Final answer
    x = 9,187.04

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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.