Home / 11,832.04-17,749.76-3,931.87

Finding the Fourth Proportional to 11,832.04, 17,749.76 and 3,931.87

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Solution

The fourth proportional to 11,832.04, 17,749.76 and 3,931.87 is: 5,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,832.04 : 17,749.76 = 3,931.87 : x
  2. Step 2: Convert to fraction form
    11,832.04/17,749.76 = 3,931.87/x
  3. Step 3: Cross multiply
    11,832.04x = 17,749.76 × 3,931.87
  4. Step 4: Simplify right side
    11,832.04x = 69,789,748.85
  5. Step 5: Solve for x
    x = 69,789,748.85/11,832.04
  6. Step 6: Final answer
    x = 5,898.37

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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.