Home / 11,665.03-16,097.88-6,359.80

Finding the Fourth Proportional to 11,665.03, 16,097.88 and 6,359.80

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Solution

The fourth proportional to 11,665.03, 16,097.88 and 6,359.80 is: 8,776.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,665.03 : 16,097.88 = 6,359.80 : x
  2. Step 2: Convert to fraction form
    11,665.03/16,097.88 = 6,359.80/x
  3. Step 3: Cross multiply
    11,665.03x = 16,097.88 × 6,359.80
  4. Step 4: Simplify right side
    11,665.03x = 102,379,297.22
  5. Step 5: Solve for x
    x = 102,379,297.22/11,665.03
  6. Step 6: Final answer
    x = 8,776.60

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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.