Home / 3,050.21-4,576.43-1,200.31

Finding the Fourth Proportional to 3,050.21, 4,576.43 and 1,200.31

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Solution

The fourth proportional to 3,050.21, 4,576.43 and 1,200.31 is: 1,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.21 : 4,576.43 = 1,200.31 : x
  2. Step 2: Convert to fraction form
    3,050.21/4,576.43 = 1,200.31/x
  3. Step 3: Cross multiply
    3,050.21x = 4,576.43 × 1,200.31
  4. Step 4: Simplify right side
    3,050.21x = 5,493,126.25
  5. Step 5: Solve for x
    x = 5,493,126.25/3,050.21
  6. Step 6: Final answer
    x = 1,800.90

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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.