Home / 3,511.46-5,241.58-3,239.30

Finding the Fourth Proportional to 3,511.46, 5,241.58 and 3,239.30

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Solution

The fourth proportional to 3,511.46, 5,241.58 and 3,239.30 is: 4,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.46 : 5,241.58 = 3,239.30 : x
  2. Step 2: Convert to fraction form
    3,511.46/5,241.58 = 3,239.30/x
  3. Step 3: Cross multiply
    3,511.46x = 5,241.58 × 3,239.30
  4. Step 4: Simplify right side
    3,511.46x = 16,979,050.09
  5. Step 5: Solve for x
    x = 16,979,050.09/3,511.46
  6. Step 6: Final answer
    x = 4,835.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.