Home / 11,208.51-16,808.84-3,308.92

Finding the Fourth Proportional to 11,208.51, 16,808.84 and 3,308.92

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Solution

The fourth proportional to 11,208.51, 16,808.84 and 3,308.92 is: 4,962.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.51 : 16,808.84 = 3,308.92 : x
  2. Step 2: Convert to fraction form
    11,208.51/16,808.84 = 3,308.92/x
  3. Step 3: Cross multiply
    11,208.51x = 16,808.84 × 3,308.92
  4. Step 4: Simplify right side
    11,208.51x = 55,619,006.26
  5. Step 5: Solve for x
    x = 55,619,006.26/11,208.51
  6. Step 6: Final answer
    x = 4,962.21

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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.