Home / 2,264.56-3,390-1,769.92

Finding the Fourth Proportional to 2,264.56, 3,390 and 1,769.92

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Solution

The fourth proportional to 2,264.56, 3,390 and 1,769.92 is: 2,649.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.56 : 3,390 = 1,769.92 : x
  2. Step 2: Convert to fraction form
    2,264.56/3,390 = 1,769.92/x
  3. Step 3: Cross multiply
    2,264.56x = 3,390 × 1,769.92
  4. Step 4: Simplify right side
    2,264.56x = 6,000,028.80
  5. Step 5: Solve for x
    x = 6,000,028.80/2,264.56
  6. Step 6: Final answer
    x = 2,649.53

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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.