Home / 11,890.08-16,408.34-6,584.98

Finding the Fourth Proportional to 11,890.08, 16,408.34 and 6,584.98

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Solution

The fourth proportional to 11,890.08, 16,408.34 and 6,584.98 is: 9,087.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890.08 : 16,408.34 = 6,584.98 : x
  2. Step 2: Convert to fraction form
    11,890.08/16,408.34 = 6,584.98/x
  3. Step 3: Cross multiply
    11,890.08x = 16,408.34 × 6,584.98
  4. Step 4: Simplify right side
    11,890.08x = 108,048,590.73
  5. Step 5: Solve for x
    x = 108,048,590.73/11,890.08
  6. Step 6: Final answer
    x = 9,087.29

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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.