Home / 3,506.23-5,278.34-3,200.05

Finding the Fourth Proportional to 3,506.23, 5,278.34 and 3,200.05

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Solution

The fourth proportional to 3,506.23, 5,278.34 and 3,200.05 is: 4,817.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.23 : 5,278.34 = 3,200.05 : x
  2. Step 2: Convert to fraction form
    3,506.23/5,278.34 = 3,200.05/x
  3. Step 3: Cross multiply
    3,506.23x = 5,278.34 × 3,200.05
  4. Step 4: Simplify right side
    3,506.23x = 16,890,951.92
  5. Step 5: Solve for x
    x = 16,890,951.92/3,506.23
  6. Step 6: Final answer
    x = 4,817.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.