Home / 11,789.89-17,688.27-4,766.26

Finding the Fourth Proportional to 11,789.89, 17,688.27 and 4,766.26

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Solution

The fourth proportional to 11,789.89, 17,688.27 and 4,766.26 is: 7,150.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.89 : 17,688.27 = 4,766.26 : x
  2. Step 2: Convert to fraction form
    11,789.89/17,688.27 = 4,766.26/x
  3. Step 3: Cross multiply
    11,789.89x = 17,688.27 × 4,766.26
  4. Step 4: Simplify right side
    11,789.89x = 84,306,893.77
  5. Step 5: Solve for x
    x = 84,306,893.77/11,789.89
  6. Step 6: Final answer
    x = 7,150.78

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1.5x scale

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.