Home / 4,072.37-6,109.61-2,385.19

Finding the Fourth Proportional to 4,072.37, 6,109.61 and 2,385.19

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Solution

The fourth proportional to 4,072.37, 6,109.61 and 2,385.19 is: 3,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.37 : 6,109.61 = 2,385.19 : x
  2. Step 2: Convert to fraction form
    4,072.37/6,109.61 = 2,385.19/x
  3. Step 3: Cross multiply
    4,072.37x = 6,109.61 × 2,385.19
  4. Step 4: Simplify right side
    4,072.37x = 14,572,562.56
  5. Step 5: Solve for x
    x = 14,572,562.56/4,072.37
  6. Step 6: Final answer
    x = 3,578.40

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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.