Home / 11,830.24-17,745.81-3,065.18

Finding the Fourth Proportional to 11,830.24, 17,745.81 and 3,065.18

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Solution

The fourth proportional to 11,830.24, 17,745.81 and 3,065.18 is: 4,597.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830.24 : 17,745.81 = 3,065.18 : x
  2. Step 2: Convert to fraction form
    11,830.24/17,745.81 = 3,065.18/x
  3. Step 3: Cross multiply
    11,830.24x = 17,745.81 × 3,065.18
  4. Step 4: Simplify right side
    11,830.24x = 54,394,101.90
  5. Step 5: Solve for x
    x = 54,394,101.90/11,830.24
  6. Step 6: Final answer
    x = 4,597.89

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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.