Home / 8,676.36-13,018.14-3,745.08

Finding the Fourth Proportional to 8,676.36, 13,018.14 and 3,745.08

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Solution

The fourth proportional to 8,676.36, 13,018.14 and 3,745.08 is: 5,619.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.36 : 13,018.14 = 3,745.08 : x
  2. Step 2: Convert to fraction form
    8,676.36/13,018.14 = 3,745.08/x
  3. Step 3: Cross multiply
    8,676.36x = 13,018.14 × 3,745.08
  4. Step 4: Simplify right side
    8,676.36x = 48,753,975.75
  5. Step 5: Solve for x
    x = 48,753,975.75/8,676.36
  6. Step 6: Final answer
    x = 5,619.17

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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.