Home / 11,642.88-16,067.34-6,337.86

Finding the Fourth Proportional to 11,642.88, 16,067.34 and 6,337.86

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Solution

The fourth proportional to 11,642.88, 16,067.34 and 6,337.86 is: 8,746.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.88 : 16,067.34 = 6,337.86 : x
  2. Step 2: Convert to fraction form
    11,642.88/16,067.34 = 6,337.86/x
  3. Step 3: Cross multiply
    11,642.88x = 16,067.34 × 6,337.86
  4. Step 4: Simplify right side
    11,642.88x = 101,832,551.49
  5. Step 5: Solve for x
    x = 101,832,551.49/11,642.88
  6. Step 6: Final answer
    x = 8,746.34

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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.