Home / 4,002.09-6,003.33-1,405.23

Finding the Fourth Proportional to 4,002.09, 6,003.33 and 1,405.23

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Solution

The fourth proportional to 4,002.09, 6,003.33 and 1,405.23 is: 2,107.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002.09 : 6,003.33 = 1,405.23 : x
  2. Step 2: Convert to fraction form
    4,002.09/6,003.33 = 1,405.23/x
  3. Step 3: Cross multiply
    4,002.09x = 6,003.33 × 1,405.23
  4. Step 4: Simplify right side
    4,002.09x = 8,436,059.42
  5. Step 5: Solve for x
    x = 8,436,059.42/4,002.09
  6. Step 6: Final answer
    x = 2,107.91

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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.