Home / 1,769.22-2,650.98-1,074.96

Finding the Fourth Proportional to 1,769.22, 2,650.98 and 1,074.96

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Solution

The fourth proportional to 1,769.22, 2,650.98 and 1,074.96 is: 1,610.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769.22 : 2,650.98 = 1,074.96 : x
  2. Step 2: Convert to fraction form
    1,769.22/2,650.98 = 1,074.96/x
  3. Step 3: Cross multiply
    1,769.22x = 2,650.98 × 1,074.96
  4. Step 4: Simplify right side
    1,769.22x = 2,849,697.46
  5. Step 5: Solve for x
    x = 2,849,697.46/1,769.22
  6. Step 6: Final answer
    x = 1,610.71

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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.