Home / 11,100.94-16,657.70-4,080.04

Finding the Fourth Proportional to 11,100.94, 16,657.70 and 4,080.04

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Solution

The fourth proportional to 11,100.94, 16,657.70 and 4,080.04 is: 6,122.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.94 : 16,657.70 = 4,080.04 : x
  2. Step 2: Convert to fraction form
    11,100.94/16,657.70 = 4,080.04/x
  3. Step 3: Cross multiply
    11,100.94x = 16,657.70 × 4,080.04
  4. Step 4: Simplify right side
    11,100.94x = 67,963,999.02
  5. Step 5: Solve for x
    x = 67,963,999.02/11,100.94
  6. Step 6: Final answer
    x = 6,122.37

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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.