Home / 11,976.60-16,528.08-6,873.05

Finding the Fourth Proportional to 11,976.60, 16,528.08 and 6,873.05

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Solution

The fourth proportional to 11,976.60, 16,528.08 and 6,873.05 is: 9,485.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.60 : 16,528.08 = 6,873.05 : x
  2. Step 2: Convert to fraction form
    11,976.60/16,528.08 = 6,873.05/x
  3. Step 3: Cross multiply
    11,976.60x = 16,528.08 × 6,873.05
  4. Step 4: Simplify right side
    11,976.60x = 113,598,226.02
  5. Step 5: Solve for x
    x = 113,598,226.02/11,976.60
  6. Step 6: Final answer
    x = 9,485.02

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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.