Home / 11,972.34-16,519.32-6,936.26

Finding the Fourth Proportional to 11,972.34, 16,519.32 and 6,936.26

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Solution

The fourth proportional to 11,972.34, 16,519.32 and 6,936.26 is: 9,570.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972.34 : 16,519.32 = 6,936.26 : x
  2. Step 2: Convert to fraction form
    11,972.34/16,519.32 = 6,936.26/x
  3. Step 3: Cross multiply
    11,972.34x = 16,519.32 × 6,936.26
  4. Step 4: Simplify right side
    11,972.34x = 114,582,298.54
  5. Step 5: Solve for x
    x = 114,582,298.54/11,972.34
  6. Step 6: Final answer
    x = 9,570.59

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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.