Home / 11,976.88-16,528.27-6,873.23

Finding the Fourth Proportional to 11,976.88, 16,528.27 and 6,873.23

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Solution

The fourth proportional to 11,976.88, 16,528.27 and 6,873.23 is: 9,485.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.88 : 16,528.27 = 6,873.23 : x
  2. Step 2: Convert to fraction form
    11,976.88/16,528.27 = 6,873.23/x
  3. Step 3: Cross multiply
    11,976.88x = 16,528.27 × 6,873.23
  4. Step 4: Simplify right side
    11,976.88x = 113,602,542.71
  5. Step 5: Solve for x
    x = 113,602,542.71/11,976.88
  6. Step 6: Final answer
    x = 9,485.15

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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.