Home / 11,209.46-16,802.51-4,185.05

Finding the Fourth Proportional to 11,209.46, 16,802.51 and 4,185.05

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Solution

The fourth proportional to 11,209.46, 16,802.51 and 4,185.05 is: 6,273.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.46 : 16,802.51 = 4,185.05 : x
  2. Step 2: Convert to fraction form
    11,209.46/16,802.51 = 4,185.05/x
  3. Step 3: Cross multiply
    11,209.46x = 16,802.51 × 4,185.05
  4. Step 4: Simplify right side
    11,209.46x = 70,319,239.54
  5. Step 5: Solve for x
    x = 70,319,239.54/11,209.46
  6. Step 6: Final answer
    x = 6,273.21

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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.