Home / 7,962.78-11,922.30-6,009.06

Finding the Fourth Proportional to 7,962.78, 11,922.30 and 6,009.06

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Solution

The fourth proportional to 7,962.78, 11,922.30 and 6,009.06 is: 8,997.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.78 : 11,922.30 = 6,009.06 : x
  2. Step 2: Convert to fraction form
    7,962.78/11,922.30 = 6,009.06/x
  3. Step 3: Cross multiply
    7,962.78x = 11,922.30 × 6,009.06
  4. Step 4: Simplify right side
    7,962.78x = 71,641,816.04
  5. Step 5: Solve for x
    x = 71,641,816.04/7,962.78
  6. Step 6: Final answer
    x = 8,997.09

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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.