Home / 11,890.82-16,410.26-6,586.14

Finding the Fourth Proportional to 11,890.82, 16,410.26 and 6,586.14

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Solution

The fourth proportional to 11,890.82, 16,410.26 and 6,586.14 is: 9,089.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890.82 : 16,410.26 = 6,586.14 : x
  2. Step 2: Convert to fraction form
    11,890.82/16,410.26 = 6,586.14/x
  3. Step 3: Cross multiply
    11,890.82x = 16,410.26 × 6,586.14
  4. Step 4: Simplify right side
    11,890.82x = 108,080,269.80
  5. Step 5: Solve for x
    x = 108,080,269.80/11,890.82
  6. Step 6: Final answer
    x = 9,089.39

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Double scale
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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.