Home / 2,769.37-4,152.51-1,101.80

Finding the Fourth Proportional to 2,769.37, 4,152.51 and 1,101.80

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Solution

The fourth proportional to 2,769.37, 4,152.51 and 1,101.80 is: 1,652.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.37 : 4,152.51 = 1,101.80 : x
  2. Step 2: Convert to fraction form
    2,769.37/4,152.51 = 1,101.80/x
  3. Step 3: Cross multiply
    2,769.37x = 4,152.51 × 1,101.80
  4. Step 4: Simplify right side
    2,769.37x = 4,575,245.90
  5. Step 5: Solve for x
    x = 4,575,245.90/2,769.37
  6. Step 6: Final answer
    x = 1,652.09

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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.