Home / 11,757.96-16,226.46-6,723

Finding the Fourth Proportional to 11,757.96, 16,226.46 and 6,723

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Solution

The fourth proportional to 11,757.96, 16,226.46 and 6,723 is: 9,278.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,757.96 : 16,226.46 = 6,723 : x
  2. Step 2: Convert to fraction form
    11,757.96/16,226.46 = 6,723/x
  3. Step 3: Cross multiply
    11,757.96x = 16,226.46 × 6,723
  4. Step 4: Simplify right side
    11,757.96x = 109,090,490.58
  5. Step 5: Solve for x
    x = 109,090,490.58/11,757.96
  6. Step 6: Final answer
    x = 9,278.01

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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.