Home / 11,001.06-16,503.75-3,209.94

Finding the Fourth Proportional to 11,001.06, 16,503.75 and 3,209.94

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Solution

The fourth proportional to 11,001.06, 16,503.75 and 3,209.94 is: 4,815.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.06 : 16,503.75 = 3,209.94 : x
  2. Step 2: Convert to fraction form
    11,001.06/16,503.75 = 3,209.94/x
  3. Step 3: Cross multiply
    11,001.06x = 16,503.75 × 3,209.94
  4. Step 4: Simplify right side
    11,001.06x = 52,976,047.28
  5. Step 5: Solve for x
    x = 52,976,047.28/11,001.06
  6. Step 6: Final answer
    x = 4,815.54

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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.