Home / 11,782.29-17,675.60-3,885.27

Finding the Fourth Proportional to 11,782.29, 17,675.60 and 3,885.27

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Solution

The fourth proportional to 11,782.29, 17,675.60 and 3,885.27 is: 5,828.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,782.29 : 17,675.60 = 3,885.27 : x
  2. Step 2: Convert to fraction form
    11,782.29/17,675.60 = 3,885.27/x
  3. Step 3: Cross multiply
    11,782.29x = 17,675.60 × 3,885.27
  4. Step 4: Simplify right side
    11,782.29x = 68,674,478.41
  5. Step 5: Solve for x
    x = 68,674,478.41/11,782.29
  6. Step 6: Final answer
    x = 5,828.62

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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.