Home / 11,876.92-16,389.36-6,571.36

Finding the Fourth Proportional to 11,876.92, 16,389.36 and 6,571.36

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Solution

The fourth proportional to 11,876.92, 16,389.36 and 6,571.36 is: 9,068.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,876.92 : 16,389.36 = 6,571.36 : x
  2. Step 2: Convert to fraction form
    11,876.92/16,389.36 = 6,571.36/x
  3. Step 3: Cross multiply
    11,876.92x = 16,389.36 × 6,571.36
  4. Step 4: Simplify right side
    11,876.92x = 107,700,384.73
  5. Step 5: Solve for x
    x = 107,700,384.73/11,876.92
  6. Step 6: Final answer
    x = 9,068.04

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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.