Home / 11,722.96-17,583.81-2,957.37

Finding the Fourth Proportional to 11,722.96, 17,583.81 and 2,957.37

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Solution

The fourth proportional to 11,722.96, 17,583.81 and 2,957.37 is: 4,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722.96 : 17,583.81 = 2,957.37 : x
  2. Step 2: Convert to fraction form
    11,722.96/17,583.81 = 2,957.37/x
  3. Step 3: Cross multiply
    11,722.96x = 17,583.81 × 2,957.37
  4. Step 4: Simplify right side
    11,722.96x = 52,001,832.18
  5. Step 5: Solve for x
    x = 52,001,832.18/11,722.96
  6. Step 6: Final answer
    x = 4,435.90

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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.