Home / 12,604.08-18,906.36-3,370

Finding the Fourth Proportional to 12,604.08, 18,906.36 and 3,370

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Solution

The fourth proportional to 12,604.08, 18,906.36 and 3,370 is: 5,055.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,604.08 : 18,906.36 = 3,370 : x
  2. Step 2: Convert to fraction form
    12,604.08/18,906.36 = 3,370/x
  3. Step 3: Cross multiply
    12,604.08x = 18,906.36 × 3,370
  4. Step 4: Simplify right side
    12,604.08x = 63,714,433.20
  5. Step 5: Solve for x
    x = 63,714,433.20/12,604.08
  6. Step 6: Final answer
    x = 5,055.06

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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.