Home / 11,968.32-17,956.14-6,129.06

Finding the Fourth Proportional to 11,968.32, 17,956.14 and 6,129.06

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Solution

The fourth proportional to 11,968.32, 17,956.14 and 6,129.06 is: 9,195.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.32 : 17,956.14 = 6,129.06 : x
  2. Step 2: Convert to fraction form
    11,968.32/17,956.14 = 6,129.06/x
  3. Step 3: Cross multiply
    11,968.32x = 17,956.14 × 6,129.06
  4. Step 4: Simplify right side
    11,968.32x = 110,054,259.43
  5. Step 5: Solve for x
    x = 110,054,259.43/11,968.32
  6. Step 6: Final answer
    x = 9,195.46

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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.