Home / 4,108.96-6,164.80-1,769.60

Finding the Fourth Proportional to 4,108.96, 6,164.80 and 1,769.60

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Solution

The fourth proportional to 4,108.96, 6,164.80 and 1,769.60 is: 2,654.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.96 : 6,164.80 = 1,769.60 : x
  2. Step 2: Convert to fraction form
    4,108.96/6,164.80 = 1,769.60/x
  3. Step 3: Cross multiply
    4,108.96x = 6,164.80 × 1,769.60
  4. Step 4: Simplify right side
    4,108.96x = 10,909,230.08
  5. Step 5: Solve for x
    x = 10,909,230.08/4,108.96
  6. Step 6: Final answer
    x = 2,654.99

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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.