Home / 11,976.10-16,525.94-6,670.80

Finding the Fourth Proportional to 11,976.10, 16,525.94 and 6,670.80

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Solution

The fourth proportional to 11,976.10, 16,525.94 and 6,670.80 is: 9,205.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.10 : 16,525.94 = 6,670.80 : x
  2. Step 2: Convert to fraction form
    11,976.10/16,525.94 = 6,670.80/x
  3. Step 3: Cross multiply
    11,976.10x = 16,525.94 × 6,670.80
  4. Step 4: Simplify right side
    11,976.10x = 110,241,257.23
  5. Step 5: Solve for x
    x = 110,241,257.23/11,976.10
  6. Step 6: Final answer
    x = 9,205.11

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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.