Home / 11,956.56-17,934.90-4,165.36

Finding the Fourth Proportional to 11,956.56, 17,934.90 and 4,165.36

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Solution

The fourth proportional to 11,956.56, 17,934.90 and 4,165.36 is: 6,248.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,956.56 : 17,934.90 = 4,165.36 : x
  2. Step 2: Convert to fraction form
    11,956.56/17,934.90 = 4,165.36/x
  3. Step 3: Cross multiply
    11,956.56x = 17,934.90 × 4,165.36
  4. Step 4: Simplify right side
    11,956.56x = 74,705,315.06
  5. Step 5: Solve for x
    x = 74,705,315.06/11,956.56
  6. Step 6: Final answer
    x = 6,248.06

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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.