Home / 11,890.04-16,408.25-6,584.85

Finding the Fourth Proportional to 11,890.04, 16,408.25 and 6,584.85

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Solution

The fourth proportional to 11,890.04, 16,408.25 and 6,584.85 is: 9,087.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890.04 : 16,408.25 = 6,584.85 : x
  2. Step 2: Convert to fraction form
    11,890.04/16,408.25 = 6,584.85/x
  3. Step 3: Cross multiply
    11,890.04x = 16,408.25 × 6,584.85
  4. Step 4: Simplify right side
    11,890.04x = 108,045,832.09
  5. Step 5: Solve for x
    x = 108,045,832.09/11,890.04
  6. Step 6: Final answer
    x = 9,087.09

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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.