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Finding the Fourth Proportional to 5,999.90, 9,003.90 and 3,367.40

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Solution

The fourth proportional to 5,999.90, 9,003.90 and 3,367.40 is: 5,053.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.90 : 9,003.90 = 3,367.40 : x
  2. Step 2: Convert to fraction form
    5,999.90/9,003.90 = 3,367.40/x
  3. Step 3: Cross multiply
    5,999.90x = 9,003.90 × 3,367.40
  4. Step 4: Simplify right side
    5,999.90x = 30,319,732.86
  5. Step 5: Solve for x
    x = 30,319,732.86/5,999.90
  6. Step 6: Final answer
    x = 5,053.37

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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.