Home / 7,261.20-10,893.96-3,367.80

Finding the Fourth Proportional to 7,261.20, 10,893.96 and 3,367.80

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Solution

The fourth proportional to 7,261.20, 10,893.96 and 3,367.80 is: 5,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.20 : 10,893.96 = 3,367.80 : x
  2. Step 2: Convert to fraction form
    7,261.20/10,893.96 = 3,367.80/x
  3. Step 3: Cross multiply
    7,261.20x = 10,893.96 × 3,367.80
  4. Step 4: Simplify right side
    7,261.20x = 36,688,678.49
  5. Step 5: Solve for x
    x = 36,688,678.49/7,261.20
  6. Step 6: Final answer
    x = 5,052.70

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1.5x scale

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.