Home / 12,910.08-19,365.30-3,676.08

Finding the Fourth Proportional to 12,910.08, 19,365.30 and 3,676.08

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Solution

The fourth proportional to 12,910.08, 19,365.30 and 3,676.08 is: 5,514.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,910.08 : 19,365.30 = 3,676.08 : x
  2. Step 2: Convert to fraction form
    12,910.08/19,365.30 = 3,676.08/x
  3. Step 3: Cross multiply
    12,910.08x = 19,365.30 × 3,676.08
  4. Step 4: Simplify right side
    12,910.08x = 71,188,392.02
  5. Step 5: Solve for x
    x = 71,188,392.02/12,910.08
  6. Step 6: Final answer
    x = 5,514.17

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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.