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Finding the Fourth Proportional to 8,192.85, 11,306.34 and 4,835.34

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Solution

The fourth proportional to 8,192.85, 11,306.34 and 4,835.34 is: 6,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.85 : 11,306.34 = 4,835.34 : x
  2. Step 2: Convert to fraction form
    8,192.85/11,306.34 = 4,835.34/x
  3. Step 3: Cross multiply
    8,192.85x = 11,306.34 × 4,835.34
  4. Step 4: Simplify right side
    8,192.85x = 54,669,998.06
  5. Step 5: Solve for x
    x = 54,669,998.06/8,192.85
  6. Step 6: Final answer
    x = 6,672.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.