Home / 12,060.26-16,642.86-6,755.04

Finding the Fourth Proportional to 12,060.26, 16,642.86 and 6,755.04

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Solution

The fourth proportional to 12,060.26, 16,642.86 and 6,755.04 is: 9,321.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.26 : 16,642.86 = 6,755.04 : x
  2. Step 2: Convert to fraction form
    12,060.26/16,642.86 = 6,755.04/x
  3. Step 3: Cross multiply
    12,060.26x = 16,642.86 × 6,755.04
  4. Step 4: Simplify right side
    12,060.26x = 112,423,185.01
  5. Step 5: Solve for x
    x = 112,423,185.01/12,060.26
  6. Step 6: Final answer
    x = 9,321.79

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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.