Home / 11,800.76-16,285.44-6,495.80

Finding the Fourth Proportional to 11,800.76, 16,285.44 and 6,495.80

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Solution

The fourth proportional to 11,800.76, 16,285.44 and 6,495.80 is: 8,964.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800.76 : 16,285.44 = 6,495.80 : x
  2. Step 2: Convert to fraction form
    11,800.76/16,285.44 = 6,495.80/x
  3. Step 3: Cross multiply
    11,800.76x = 16,285.44 × 6,495.80
  4. Step 4: Simplify right side
    11,800.76x = 105,786,961.15
  5. Step 5: Solve for x
    x = 105,786,961.15/11,800.76
  6. Step 6: Final answer
    x = 8,964.42

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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.