Home / 12,094.17-16,689.06-6,789.80

Finding the Fourth Proportional to 12,094.17, 16,689.06 and 6,789.80

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Solution

The fourth proportional to 12,094.17, 16,689.06 and 6,789.80 is: 9,369.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,094.17 : 16,689.06 = 6,789.80 : x
  2. Step 2: Convert to fraction form
    12,094.17/16,689.06 = 6,789.80/x
  3. Step 3: Cross multiply
    12,094.17x = 16,689.06 × 6,789.80
  4. Step 4: Simplify right side
    12,094.17x = 113,315,379.59
  5. Step 5: Solve for x
    x = 113,315,379.59/12,094.17
  6. Step 6: Final answer
    x = 9,369.42

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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.