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Finding the Fourth Proportional to 4,000.05, 5,998.05 and 1,367.15

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Solution

The fourth proportional to 4,000.05, 5,998.05 and 1,367.15 is: 2,050.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.05 : 5,998.05 = 1,367.15 : x
  2. Step 2: Convert to fraction form
    4,000.05/5,998.05 = 1,367.15/x
  3. Step 3: Cross multiply
    4,000.05x = 5,998.05 × 1,367.15
  4. Step 4: Simplify right side
    4,000.05x = 8,200,204.07
  5. Step 5: Solve for x
    x = 8,200,204.07/4,000.05
  6. Step 6: Final answer
    x = 2,050.03

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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.