Home / 11,345.68-17,021.14-3,848.84

Finding the Fourth Proportional to 11,345.68, 17,021.14 and 3,848.84

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Solution

The fourth proportional to 11,345.68, 17,021.14 and 3,848.84 is: 5,774.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345.68 : 17,021.14 = 3,848.84 : x
  2. Step 2: Convert to fraction form
    11,345.68/17,021.14 = 3,848.84/x
  3. Step 3: Cross multiply
    11,345.68x = 17,021.14 × 3,848.84
  4. Step 4: Simplify right side
    11,345.68x = 65,511,568.99
  5. Step 5: Solve for x
    x = 65,511,568.99/11,345.68
  6. Step 6: Final answer
    x = 5,774.14

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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.