Home / 11,872.11-16,383.63-6,567.02

Finding the Fourth Proportional to 11,872.11, 16,383.63 and 6,567.02

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Solution

The fourth proportional to 11,872.11, 16,383.63 and 6,567.02 is: 9,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872.11 : 16,383.63 = 6,567.02 : x
  2. Step 2: Convert to fraction form
    11,872.11/16,383.63 = 6,567.02/x
  3. Step 3: Cross multiply
    11,872.11x = 16,383.63 × 6,567.02
  4. Step 4: Simplify right side
    11,872.11x = 107,591,543.96
  5. Step 5: Solve for x
    x = 107,591,543.96/11,872.11
  6. Step 6: Final answer
    x = 9,062.55

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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.