Home / 11,927.71-17,886.57-4,528.09

Finding the Fourth Proportional to 11,927.71, 17,886.57 and 4,528.09

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Solution

The fourth proportional to 11,927.71, 17,886.57 and 4,528.09 is: 6,790.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.71 : 17,886.57 = 4,528.09 : x
  2. Step 2: Convert to fraction form
    11,927.71/17,886.57 = 4,528.09/x
  3. Step 3: Cross multiply
    11,927.71x = 17,886.57 × 4,528.09
  4. Step 4: Simplify right side
    11,927.71x = 80,991,998.75
  5. Step 5: Solve for x
    x = 80,991,998.75/11,927.71
  6. Step 6: Final answer
    x = 6,790.24

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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.