Home / 4,018.40-6,027.84-2,072.96

Finding the Fourth Proportional to 4,018.40, 6,027.84 and 2,072.96

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Solution

The fourth proportional to 4,018.40, 6,027.84 and 2,072.96 is: 3,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.40 : 6,027.84 = 2,072.96 : x
  2. Step 2: Convert to fraction form
    4,018.40/6,027.84 = 2,072.96/x
  3. Step 3: Cross multiply
    4,018.40x = 6,027.84 × 2,072.96
  4. Step 4: Simplify right side
    4,018.40x = 12,495,471.21
  5. Step 5: Solve for x
    x = 12,495,471.21/4,018.40
  6. Step 6: Final answer
    x = 3,109.56

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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.