Home / 3,057.10-4,576.72-2,765.28

Finding the Fourth Proportional to 3,057.10, 4,576.72 and 2,765.28

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Solution

The fourth proportional to 3,057.10, 4,576.72 and 2,765.28 is: 4,139.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.10 : 4,576.72 = 2,765.28 : x
  2. Step 2: Convert to fraction form
    3,057.10/4,576.72 = 2,765.28/x
  3. Step 3: Cross multiply
    3,057.10x = 4,576.72 × 2,765.28
  4. Step 4: Simplify right side
    3,057.10x = 12,655,912.28
  5. Step 5: Solve for x
    x = 12,655,912.28/3,057.10
  6. Step 6: Final answer
    x = 4,139.84

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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.