Home / 11,849.81-17,775.48-3,416.54

Finding the Fourth Proportional to 11,849.81, 17,775.48 and 3,416.54

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Solution

The fourth proportional to 11,849.81, 17,775.48 and 3,416.54 is: 5,125.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,849.81 : 17,775.48 = 3,416.54 : x
  2. Step 2: Convert to fraction form
    11,849.81/17,775.48 = 3,416.54/x
  3. Step 3: Cross multiply
    11,849.81x = 17,775.48 × 3,416.54
  4. Step 4: Simplify right side
    11,849.81x = 60,730,549.56
  5. Step 5: Solve for x
    x = 60,730,549.56/11,849.81
  6. Step 6: Final answer
    x = 5,125.03

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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.