Home / 3,576.30-5,355.81-3,165.90

Finding the Fourth Proportional to 3,576.30, 5,355.81 and 3,165.90

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Solution

The fourth proportional to 3,576.30, 5,355.81 and 3,165.90 is: 4,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.30 : 5,355.81 = 3,165.90 : x
  2. Step 2: Convert to fraction form
    3,576.30/5,355.81 = 3,165.90/x
  3. Step 3: Cross multiply
    3,576.30x = 5,355.81 × 3,165.90
  4. Step 4: Simplify right side
    3,576.30x = 16,955,958.88
  5. Step 5: Solve for x
    x = 16,955,958.88/3,576.30
  6. Step 6: Final answer
    x = 4,741.20

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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.