Home / 11,789.57-16,269.44-6,484.34

Finding the Fourth Proportional to 11,789.57, 16,269.44 and 6,484.34

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Solution

The fourth proportional to 11,789.57, 16,269.44 and 6,484.34 is: 8,948.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.57 : 16,269.44 = 6,484.34 : x
  2. Step 2: Convert to fraction form
    11,789.57/16,269.44 = 6,484.34/x
  3. Step 3: Cross multiply
    11,789.57x = 16,269.44 × 6,484.34
  4. Step 4: Simplify right side
    11,789.57x = 105,496,466.80
  5. Step 5: Solve for x
    x = 105,496,466.80/11,789.57
  6. Step 6: Final answer
    x = 8,948.29

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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.