Home / 11,666.80-16,096.44-8,310.16

Finding the Fourth Proportional to 11,666.80, 16,096.44 and 8,310.16

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Solution

The fourth proportional to 11,666.80, 16,096.44 and 8,310.16 is: 11,465.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666.80 : 16,096.44 = 8,310.16 : x
  2. Step 2: Convert to fraction form
    11,666.80/16,096.44 = 8,310.16/x
  3. Step 3: Cross multiply
    11,666.80x = 16,096.44 × 8,310.16
  4. Step 4: Simplify right side
    11,666.80x = 133,763,991.83
  5. Step 5: Solve for x
    x = 133,763,991.83/11,666.80
  6. Step 6: Final answer
    x = 11,465.35

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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.