Home / 11,885.28-17,835.03-4,768.26

Finding the Fourth Proportional to 11,885.28, 17,835.03 and 4,768.26

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Solution

The fourth proportional to 11,885.28, 17,835.03 and 4,768.26 is: 7,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885.28 : 17,835.03 = 4,768.26 : x
  2. Step 2: Convert to fraction form
    11,885.28/17,835.03 = 4,768.26/x
  3. Step 3: Cross multiply
    11,885.28x = 17,835.03 × 4,768.26
  4. Step 4: Simplify right side
    11,885.28x = 85,042,060.15
  5. Step 5: Solve for x
    x = 85,042,060.15/11,885.28
  6. Step 6: Final answer
    x = 7,155.24

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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.