Home / 13,203.77-19,808.89-3,843.87

Finding the Fourth Proportional to 13,203.77, 19,808.89 and 3,843.87

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Solution

The fourth proportional to 13,203.77, 19,808.89 and 3,843.87 is: 5,766.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203.77 : 19,808.89 = 3,843.87 : x
  2. Step 2: Convert to fraction form
    13,203.77/19,808.89 = 3,843.87/x
  3. Step 3: Cross multiply
    13,203.77x = 19,808.89 × 3,843.87
  4. Step 4: Simplify right side
    13,203.77x = 76,142,698.96
  5. Step 5: Solve for x
    x = 76,142,698.96/13,203.77
  6. Step 6: Final answer
    x = 5,766.74

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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.