Home / 11,642.84-16,067.16-6,337.66

Finding the Fourth Proportional to 11,642.84, 16,067.16 and 6,337.66

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Solution

The fourth proportional to 11,642.84, 16,067.16 and 6,337.66 is: 8,745.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.84 : 16,067.16 = 6,337.66 : x
  2. Step 2: Convert to fraction form
    11,642.84/16,067.16 = 6,337.66/x
  3. Step 3: Cross multiply
    11,642.84x = 16,067.16 × 6,337.66
  4. Step 4: Simplify right side
    11,642.84x = 101,828,197.25
  5. Step 5: Solve for x
    x = 101,828,197.25/11,642.84
  6. Step 6: Final answer
    x = 8,745.99

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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.