Home / 11,789.49-16,269.25-6,484.22

Finding the Fourth Proportional to 11,789.49, 16,269.25 and 6,484.22

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Solution

The fourth proportional to 11,789.49, 16,269.25 and 6,484.22 is: 8,948.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.49 : 16,269.25 = 6,484.22 : x
  2. Step 2: Convert to fraction form
    11,789.49/16,269.25 = 6,484.22/x
  3. Step 3: Cross multiply
    11,789.49x = 16,269.25 × 6,484.22
  4. Step 4: Simplify right side
    11,789.49x = 105,493,396.24
  5. Step 5: Solve for x
    x = 105,493,396.24/11,789.49
  6. Step 6: Final answer
    x = 8,948.09

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Double scale
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Similar ratio
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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.