Home / 12,060.56-16,643.61-6,755.41

Finding the Fourth Proportional to 12,060.56, 16,643.61 and 6,755.41

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Solution

The fourth proportional to 12,060.56, 16,643.61 and 6,755.41 is: 9,322.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.56 : 16,643.61 = 6,755.41 : x
  2. Step 2: Convert to fraction form
    12,060.56/16,643.61 = 6,755.41/x
  3. Step 3: Cross multiply
    12,060.56x = 16,643.61 × 6,755.41
  4. Step 4: Simplify right side
    12,060.56x = 112,434,409.43
  5. Step 5: Solve for x
    x = 112,434,409.43/12,060.56
  6. Step 6: Final answer
    x = 9,322.49

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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.