Home / 4,015.42-6,023.78-1,382.28

Finding the Fourth Proportional to 4,015.42, 6,023.78 and 1,382.28

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Solution

The fourth proportional to 4,015.42, 6,023.78 and 1,382.28 is: 2,073.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.42 : 6,023.78 = 1,382.28 : x
  2. Step 2: Convert to fraction form
    4,015.42/6,023.78 = 1,382.28/x
  3. Step 3: Cross multiply
    4,015.42x = 6,023.78 × 1,382.28
  4. Step 4: Simplify right side
    4,015.42x = 8,326,530.88
  5. Step 5: Solve for x
    x = 8,326,530.88/4,015.42
  6. Step 6: Final answer
    x = 2,073.64

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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.