Home / 11,972.49-17,962.29-6,133.20

Finding the Fourth Proportional to 11,972.49, 17,962.29 and 6,133.20

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Solution

The fourth proportional to 11,972.49, 17,962.29 and 6,133.20 is: 9,201.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,972.49 : 17,962.29 = 6,133.20 : x
  2. Step 2: Convert to fraction form
    11,972.49/17,962.29 = 6,133.20/x
  3. Step 3: Cross multiply
    11,972.49x = 17,962.29 × 6,133.20
  4. Step 4: Simplify right side
    11,972.49x = 110,166,317.03
  5. Step 5: Solve for x
    x = 110,166,317.03/11,972.49
  6. Step 6: Final answer
    x = 9,201.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.