Home / 11,975.02-17,962.83-4,077.54

Finding the Fourth Proportional to 11,975.02, 17,962.83 and 4,077.54

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Solution

The fourth proportional to 11,975.02, 17,962.83 and 4,077.54 is: 6,116.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975.02 : 17,962.83 = 4,077.54 : x
  2. Step 2: Convert to fraction form
    11,975.02/17,962.83 = 4,077.54/x
  3. Step 3: Cross multiply
    11,975.02x = 17,962.83 × 4,077.54
  4. Step 4: Simplify right side
    11,975.02x = 73,244,157.84
  5. Step 5: Solve for x
    x = 73,244,157.84/11,975.02
  6. Step 6: Final answer
    x = 6,116.41

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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.